The Naked Scientists Podcast

Climate change - and concerns about rising levels of carbon dioxide in the atmosphere - are often in the headlines. However, looking back in the history of the earth, it's clear that this isn't the first time carbon dioxide levels have risen. So why should we worry now? We delve into the past to explore the effects climate change can have on the oceans and how that, in turn, can impact the climate. Plus, in the news, a new species of early human ancestor, the scientist who's jumping the Hubble queue with a helium balloon, and why humans are hard-wired for laziness... Like this podcast? Please help us by supporting the Naked Scientists

This week we're asking whether scientists and technologists are in short supply, and how the way that we teach science in schools is changing: some classrooms are pumping out published papers! Plus, in the news, a 2 metre-long scorpion, seabirds with stomachs stuffed with plastic, and the facts behind fat - is butter really all that bad for you? Like this podcast? Please help us by supporting the Naked Scientists

This week is a very special, edition of the Naked Scientists as we dedicate a whole hour to the world's favourite dwarf planet - Pluto. But how did it get there in the first place? What has the New Horizons probe uncovered? And what's beyond Pluto? Graihagh Jackson puts the mission under the microscope, talking some of the leading scientists from the New Horizons operation and taking a trip to the edge of our solar system... Like this podcast? Please help us by supporting the Naked Scientists

On the face of it, symmetry may seem simple, but diving beneath the surface reveals a whole new world. Over the last 100 years, the mathematical idea of symmetry has proved to be a guiding light for the world of physics. But what does a mathematician mean by symmetry? How does this link in with the world around us? And could it be the key to the mysterious 'Theory of Everything'? Plus, in the news, a new MRI-based cancer treatment, zero-emission highways and the curious case of Whistled Turkish. Like this podcast? Please help us by supporting the Naked Scientists

We delve into the disgusting to discover the emotion of disgust and how it affects our lives. From cockroaches dipped in juice to the importance of sanitation, no topic is off limits as we find out about the psychology of this most powerful of emotions and its applications. Plus, in the news, a universal flu therapy, why zebras have stripes, and the robot that can jump on water. Like this podcast? Please help us by supporting the Naked Scientists

Hundreds of times stronger than steel, transparent, an excellent electrical conductor, and weighing next to nothing, graphene is hailed as a wonder material. But what is it doing for us now? And where will it take us in future? This week graphene goes under the microscope. We hear how industry can mass produce it, we uncover how it can clean up air in cities, produce the world's fastest lasers, revolutionise communications and boost the power of computers. Plus, news of how Earth's earliest life reproduced, how to regenerate human organs, and why animals have different shaped pupils... Like this podcast? Please help us by supporting the Naked Scientists

Hormones are the driving force behind reproduction and are what make us keen to go make babies. We follow some of these hormones to hear how they have an influence from birth to death, and also the unexpected consequences they have on society, including causing the stock market to crash. Plus what Philae has revealed about the comet it landed on, how the bugs in your guts might be making you moody, and the key to keeping hamsters happy... Like this podcast? Please help us by supporting the Naked Scientists

From why scientists so often use the word "so" to the feasibility of charging a human by USB, how much Silly Putty it would it take to cover the entire Earth, and whether we could genetic engineer super-abilities into humans, we answer your burning science questions... Like this podcast? Please help us by supporting the Naked Scientists

This week, we're investigating the Millennium Prize Problems - a set of mathematical equations that, if solved, will not only nab the lucky winner a million, but also revolutionise the world. Plus, the headlines from the world of science and technology, including why screams are so alarming, how fat fish help the human fight against flab, and what's the future of money? Like this podcast? Please help us by supporting the Naked Scientists

This week, broadcasting live from the centre of Cambridge, the Naked Scientists delve into the digital age we live in. We look at new, exciting ways to get kids into coding, how big data is changing the world of healthcare, and we take to skies to go drone racing. But what are the problems we face in this technological age? We find out who is using our online data, and explore the dangers of connecting to public Wi-Fi... Like this podcast? Please help us by supporting the Naked Scientists

Things get a little dangerous as we don our body armour and head out into the battlefield. How do explosives work and what can we do to protect against them? We take a sneak peek at AnUBIS, a device that uses donated human body parts to help to understand the injuries an explosion can cause, and we investigate bomb-proof materials that could also be used in sports. Plus, in the news, why antibiotics at an early age might make you fat, the comet with a cave inside, and why you shouldn't marry your cousin... Like this podcast? Please help us by supporting the Naked Scientists

It's 60 years since the world's first atomic clock was created. But what is time? When did time begin, and how accurate is timekeeping today? We'll be asking why we need leap seconds, we cook up a Big Bang with lasagne and hear how planet Earth is a terrible time keeper. Plus, in the news, scientists uncover the cause of tinnitus, what do your baby's eyes say about its future behaviour, and one of the earliest life forms goes under the microscope... Like this podcast? Please help us by supporting the Naked Scientists

Tens of thousands of Londoners developed painful, apple-sized, pus-filled boils before dying from the dreadful disease within days. But just as the ordeal of the Black Death seemed to be subsiding, the Great Fire struck the city. But did the conflagration actually save the lives of thousands? In this scorcher of a show, we go in search of the cause of the plague, explore the origins of the Great Fire, and ask whether history might repeat itself? Like this podcast? Please help us by supporting the Naked Scientists

What's the point of mosquitoes? Do your eyes pop out if left open when sneezing? Is the Universe infinitely big? Are birds really related to dinosaurs? What is quantum entanglement? If the space station is held in orbit by gravity, why do things float about inside it? Why does hayfever make your eyes itch? Can animals forecast earthquakes? Find out in this week's show where you're in the driving seat asking us the questions... Like this podcast? Please help us by supporting the Naked Scientists

For World Blood Day we've been delving into the history of blood letting, getting stuck into blood donation and exploring exciting new possibilities for making blood that's safe for everyone. Plus, a new test to reveal every virus infection you've ever had, the LHC fires up again after a two year shut down, and a new weapon in the fight against Ebola... Like this podcast? Please help us by supporting the Naked Scientists

Are we on the verge of solving one of the longest standing puzzles in physics? Physicists think we're close to discovering the identity of Dark Matter, the mysterious, invisible substance that accounts for nearly a quarter of the mass of Universe. So how will scientists see it, and why does its discovery matter? Plus, genes for pain, how smartphones can save lives, whether babies can feel pain, and how to make tastier cheese... Like this podcast? Please help us by supporting the Naked Scientists

Colour-switching sticklebacks, geckos with enough adhesive power to hold up a human, bats with built-in sonar and moles with amazing noses - this week we go in search of the world's most incredible animals. Scientists passionate about their species put their cases to our panel. But which animal will be crowned king? Like this podcast? Please help us by supporting the Naked Scientists

This week, can we colonise Mars? What's causes that smell after it rains? Can genetics inform skin care? And how do astronauts shower in space? Chris Smith, Richard Hollingham and Max Sanderson join Kat Arney to take on your quandaries, and also discuss some of the science news you might have missed this week: the Russian space race fail, hijacking a jet by hacking, and why humans feel pain... Like this podcast? Please help us by supporting the Naked Scientists

This week, endoscopies for jet engines, how the aviation industry could have us cruising for an infectious bruising, the workings of radar, and whether cheap flights actually cost the Earth. Plus, in the news, why doctors could soon be culturing your cancer, the evolution of music, Messenger smashes into Mercury, and do you want to know if your DNA spells trouble for your future health? Like this podcast? Please help us by supporting the Naked Scientists

Celebrating two hundred years since the devastating eruption of Indonesia's Mount Tambora, this week, accompanied by music from Michael Levy, we explore the science of volcanoes. We find out what causes volcanoes, we ask whether eruptions can be predicted, how we can keep people safe, and we re-create the physics of an eruption in the laboratory. Like this podcast? Please help us by supporting the Naked Scientists

This week, the science at play in an industry that dwarfs both Hollywood and the music world: computer games. We hear how video games are altering the brains of players, why lovers of the shoot-em-up could be carving out a niche for themselves in the military, and whether adrenaline-fuelled sessions on a console can be addictive. Plus, why you might need a DNA test before going on holiday in future, evidence that bees are attracted by insecticides, and how colour can affect your body clock... Like this podcast? Please help us by supporting the Naked Scientists

This week, you pit your wits against the Naked Scientists team and challenge us to answer your science questions. Is there an evolutionary reason why humans have rhythm? Do people sneeze in their sleep? Why do crabs walk sideways? And how do stinging nettles sting? Chris Smith, Carolin Crawford and Ginny Smith join Kat Arney get their teeth into your conundra, and take a closer look at the stories hitting the headlines, including a sieve that separates oil from water, how you can sniff happiness in sweat, and the Hubble telescope celebrates its 25'th birthday... Like this podcast? Please help us by supporting the Naked Scientists

The impact of modern medicine is drastically changing our concept of death. Increasingly, people are being resuscitated successfully, sometimes hours after they first died. So this week we toe the line between life and death, learn lessons from those who survived without oxygen for hours, discover how we could live immortally as robots, and hear about a very special type of cryo-ambulance to prep you for long term storage. Plus, news that the Dutch have grown nearly a foot taller in 2 centuries, what your fingers say about your marathon prospects, and the secret language of gibbons... Like this podcast? Please help us by supporting the Naked Scientists

The Naked Scientists take a special holiday look at some egg-cellent Easter science, including a breakthrough in how to unboil an egg, the genetically modified chickens that can't catch bird flu and why the Easter bunny might be knocked off his perch by a toucan. Plus, is a chocolate teapot really useless? Like this podcast? Please help us by supporting the Naked Scientists

From crime scene to court room and all the evidence in between. Join Chris Smith and Ginny Smith at our reconstructed crime scene to find out how science is used to help solve a forensic investigation, including dissecting pig organs, testing for drugs, planting false memories into our audiences' brains and trying out the world's first lie detector suit... Like this podcast? Please help us by supporting the Naked Scientists

This week, how rogue antibodies turned one woman's existence into a living nightmare of delusions, hallucinations and paranoia, we examine the evidence that ME - or chronic fatigue syndrome (CFS) - might be an autoimmune disease, and why the blues might be down to a hostile immune response. Plus, how tracking eye movements can be used to influence decisions, why remembering causes you to forget, a new 3d-printer inspired by Hollywood's Terminator, and the genetic map of the UK: apparently the Romans didn't fancy breeding with us very much... Like this podcast? Please help us by supporting the Naked Scientists

Is it a particle? Or is it a wave? This week we're looking at light. From its earliest origins and what it can reveal about the Big Bang, to why Newton prodded his eye with a needle to probe the origins of colour, how the brain decodes the visual world and bionic implants to reverse blindness. Plus, in the news, a revelation in the remarkable colour-changing capabilities of chameleons, how an ultrasound can combat Alzheimer's Disease, and what people do with their fingers following a handshake... Like this podcast? Please help us by supporting the Naked Scientists

This week, the world of parasites. We find out what's living in you and on you, how these invaders hijack your immune system and how they can even control the behaviours and body shapes of their hosts. Plus, in the news, the oldest remains of our first human ancestors are uncovered in Ethiopia, scientists weigh a stegosaurus and NASA's Dawn probe reaches the dwarf planet Ceres, but what awaits it there...? Like this podcast? Please help us by supporting the Naked Scientists

From Archimedes leaping from his bath shouting Eureka, to Isaac Newton's falling apples and Volta's piles that produced electricity on tap, this week we recreate some of the scientific experiments that changed the way we view the world. Join Ginny Smith and Chris Smith on a journey through two thousand years of discovery that includes bricks on ropes, a singing Solar System, a hydrogen detonation and a spectroscope... Like this podcast? Please help us by supporting the Naked Scientists

Cannabis is as controversial as it is complicated. Does smoking it cause schizophrenia, and can chemicals from the plant cure cancer? Plus in the news, the new breed of chemicals that are putting our ozone layer at risk and why teenage sperms are more likely to be mutants. Like this podcast? Please help us by supporting the Naked Scientists

This week, how we're haemorrhaging personal information through our smartphones. We hear how snoopers can eavesdrop on your mobile signals while you're out in public to track down your home address. A computer scientist tells us what he discovered on a bunch of second-hand mobile phones picked up off eBay, and the website that grades the threat's you face from any app yu install. Plus, the stories making the headlines from the world of science and technology, including figuring out how much dark matter is in the Milky Way, and a breath test to diagnose Parkinson's Disease... Like this podcast? Please help us by supporting the Naked Scientists

This week, how to hack online dating, the way to maximise your chances on that crucial first date, what makes couples compatible, and the giveaway signs of fertility in the female voice. Plus, in the news, how late-night texting and Facebook-checking is affecting the sleep of young people, the Dutch chimps that now speak Scottish, and why chemistry teachers have a lesson to learn about one of the world's most popular classroom experiments... Like this podcast? Please help us by supporting the Naked Scientists

This week, why we're passengers in our own bodies, outnumbered by our resident bacteria. We explore how these bugs can alter your brain and behaviour, and "trans-poo-sion": the poo-transplant process that might save your life! Plus, why the chances of ET existing have rocketed this week, and signs that birds count the same way we do... Like this podcast? Please help us by supporting the Naked Scientists

Last year, 100 million tonnes of plastic were produced by industry. At the same time sufficient waste plastic was found floating in the world's oceans to make a string of bottles long enough to make it to the Moon. This week we find out what plastic is, how it is made, how to recycle it and why, in the future, it might literally grow on trees. Plus, reading Roman scrolls buried 2000 years by a volcano, how the magnetic history of a meteorite sheds light on the early Solar system, and an antidote to radiation... Like this podcast? Please help us by supporting the Naked Scientists

Most people spend around a third of their lives asleep, and yet we know almost nothing about what goes on in the land of nod. So this week we're going "under the covers" to investigate the science of sleeping including hearing from sleep talkers, probing the world of lucid dreaming and finding out what sleep deprivation does to the brain. Plus, in the news, the missing Beagle 2 probe is pinpointed, how the ingredients for life on Earth could have been cooked up in comets, and the computer that knows you better than your best friend... Like this podcast? Please help us by supporting the Naked Scientists

Are you sitting comfortably? You might want to stand up, because we'll be hearing why, in health terms, sitting is the new smoking! We're also taking a look at the science behind weight loss and why shedding extra pounds is so difficult. Plus news of why colds really do prefer the cold, why most of the world's fossil fuels need to stay in the ground if we're to meet climate change targets, and home from home: how scientists have discovered Earth's twin, deep in outer space... Like this podcast? Please help us by supporting the Naked Scientists

Dissolving teaspoons, plants that sunbathe, stopping multiple sclerosis, the ARGO floats that monitor the oceans, global warming in Antarctica, and using computers to find Kiwis. Chris Smith and Simon Morton meet some of Wellington's finest researchers, including nanoscientist Nicola Gaston, plant scientist Jason Wargent, MS specialist Anne La Flamme, ocean scientist Philip Sutton, climate researcher Tim Naish and computer scientist Ed Abraham... Like this podcast? Please help us by supporting the Naked Scientists

We all have an inner voice. Most of us know they're not real. But, for up to 15% of the population at some points in their lives, they can take on a different tone, as a terrifying experience that cannot be distinguished from reality. Where do they come from, and what do they say to sufferers? And how can the symptoms be treated? In this special guest episode, the Wellcome Trust's Chris Chapman hears the stories of schizophrenics affected by voices and explores a new approach to giving sufferers control over their experiences... Like this podcast? Please help us by supporting the Naked Scientists

Seasons Greetings from the Naked Scientists! We invite you to spend the next hour with us as we explore the Science of Christmas. We'll be looking at why crackers are, or aren't, all that funny, the chemistry of Christmas and what makes the ultimate roast dinner as well as whether wine really is the best medicine. Like this podcast? Please help us by supporting the Naked Scientists

Mass Extinction! 250 million years ago nearly all life on Earth ended. Back from the brink, history then repeated itself with the disappearance of the dinosaurs 60 million years ago. So are we next? Plus news of how a comet smash could have kick-started life on Earth, whether e-cigarettes are safe, and why science and medical reporting in the media might be untrustworthy... Like this podcast? Please help us by supporting the Naked Scientists

From the honking of cars to music blaring out of someone's bedroom window, the world around us is saturated with sound. But what exactly is sound, and how do we hear it? From mimicking an owl's wing for quieter aircraft to creating more effective cochlear implants and the science of opera singing, our panel of experts turn up the volume to 11 to answer your questions on anything audible... Like this podcast? Please help us by supporting the Naked Scientists

This week we delve into the Dark Web, a hidden arm of the Internet where Google doesn't dare to search and where drugs, guns and hitmen are offered up for sale. We explore how the World Wide Web works, and ask whether it can remain unregulated, free and open as it is now? Plus, in the news this week, the worm found lurking in a patient's brain, how scientists have grown pain nerves in a Petri dish, and what do dogs hear when we speak to them? Like this podcast? Please help us by supporting the Naked Scientists

Travel by air has increased by over 60% in the last decade and annual global air traffic is expected to reach 3.6 billion passenger journeys by 2016 meaning that there are at least 1 million people airborne aboard planes at any moment in time. But, as air traffic grows, so do concerns about smuggling and security. So keeping people safe is a major priority; but the processes can be intrusive and can also cause unpleasant delays at airports. This week we're looking at how technology - both old and new - can help to alleviate the hold ups and improve safety. Plus, in the news, the science behind... Like this podcast? Please help us by supporting the Naked Scientists

Ebola has rocked the world in 2014, but why has this outbreak been so devastating? This week we get inside Ebola to find out about the virus itself, and how it causes disease and spreads. We talk to healthcare and charity workers on the ground in West Africa to find out how what is being done to stem the epidemic; we catch up on progress towards a vaccine and we hear how the virus is also crippling gorilla populations. Plus, in the news, the latest on the Rosetta mission to comet 67P-Churyumov-Gerasimenko and how Wikipedia can reveal what diseases are circulating and where... Like this podcast? Please help us by supporting the Naked Scientists

This week, the latest breakthroughs in cancer including blood tests to pick up the disease much earlier, new genetic treatments to trigger tumours to kill themselves, and a laser technique to zap cancers in hard-to-reach places. Plus, in the news, why working the night shift can curb your intellect, a super-enzyme that could cut millions off energy bills and the gut bacteria that keep you trim... Like this podcast? Please help us by supporting the Naked Scientists

Do you believe in ghosts? For Halloween the Naked Scientists take a look at the spooky science of the supernatural. Is there evidence that paranormal beings exist and why do so many people believe in them? How do out-of-body experiences happen? What causes coincidences? Where did werewolves and vampires come from? And what tricks do magicians use to fool your senses? Join us for an eerie exploration of how the mind can create nightmarish experiences and mysterious beliefs... Like this podcast? Please help us by supporting the Naked Scientists

Over the next 50 years, getting to work on time or heading out to the hinterlands for your family holiday will become much, much easier - and perhaps, even pleasurable. We're journeying into the not so distant future, to a world where cars drive themselves, drones deliver your pizzas, planes are bigger, faster, stronger and even see-through, and people holiday in space. The next generation of transportation is very nearly here, and we're taking a magnifying glass to some of the most exciting developments. Plus, we shine a new light on diabetes treatment, a cheap and quick test for ebola, and... Like this podcast? Please help us by supporting the Naked Scientists

Continuing the theme of the future of humanity, this week we take a look at what we can expect from our towns and cities in the years to come. Will we be living in wooden skyscrapers, amongst crime fighting lampposts or have our own personalised pollution sensors? Plus, in the news, invasive shellfish, the amphibian version of Ebola, making the mind young again, why new brain cells are essential for learning, and advice to brush your teeth to boost your physical fitness... Like this podcast? Please help us by supporting the Naked Scientists

What does climate change have in store for the future? What will it mean for the man, or woman, in the street? How will it hit the global economy, and what can businesses do to fight back? This week, we hear the perspectives of a climate specialist, an economist, a psychologist and a technologist as we ask, "what are the costs of climate change?" Plus, in the news, the emerging ebola crisis, tastier beers coming on tap thanks to fruit flies, and a breakthrough in prosthetic arm technology... Like this podcast? Please help us by supporting the Naked Scientists

For years we have relied on fossil fuels to produce the light, heat and energy we need to live and work. But these supplies are diminishing, and polluting our environment. So can renewable resources step into the breach annd produce enough energy to power the world? In this special Naked Scientists show, live from the Cambridge Science Centre, we talk to some of the researchers trying to do just that, as well as conducting some energy-related experiments of our own... Like this podcast? Please help us by supporting the Naked Scientists