Dr Karl Podcast

Should you keep your tent flaps open? What happens to helium balloons when you let them go? Why does bottled water have a use by date?Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Can our eyes change colour? What would happen if a planet disappeared from our solar system? Why don't we all have the same sense of taste?Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

How do dogs experience time? Will the trip to Mars be dangerous? Does Dr Karl believe in Aliens?Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Do ceiling fans work in winter mode? Are tastebuds on the wrong side of the tongue? Can we call blood a solid?Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Would a body decompose in space? Do noise cancelling headphones protect our ears? When will we create a super human?Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Why are thorns on roses less sharp when they are dead? Is it true that oil on Earth is being slowly, but infinitely being replenished? Do painkillers really know how to target pain?Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

Why do red heads get sunburnt so easily? What would happen if humans never developed muscle memory? Does cold weather make you pee more often? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

What makes red dirt red? Why do our sugar levels affect our moods? What's the difference between a conspiracy theorist and a science denialist?Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

Are there health benefits from eating raw meat? Is spontaneous human combustion a real thing? If a mosquito bites me while I'm drunk, does the mosquito get drunk too?Dr Karl answers these questions and more, on triple j mornings with Lachie Pringle.

Can lightning make grass greener? What's the closest call we've ever had with a meteorite? Will Artificial Intelligence ever be sentient? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

How can you tell the difference between antibodies and a virus? Would a compass work on Mars? Why are some mosquitos silent and others loud? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

Why do we get bags under our eyes when we’re tired? Why do my fingernails grow faster when I’ve been drinking? Why do I always sneeze five times in a row – never four, never six? Dr Karl answers these questions and more, on triple j mornings with Tyrone Pynor.

Where do double yolkers come from? Why is it so hard to shake the common cold? Why does tiredness effect our perception of time and speed? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Why can't we just make ozone in a lab to replenish what has been lost due to climate change? Is it okay to microwave food twice? What's the best life advice Dr Karl has been given? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Today Dr Lucy and Dr Karl are joined by special guest astrophysicist Professor Geraint Lewis to answer all your questions from around the cosmos.Can you get moonburnt? Could we ever move at the speed of light? How did the big bang happen? What's on the other side of the universe?Dr Karl and Professor Geraint Lewis answer these questions and more on triple j Mornings with Lucy Smith.

It's the most triggering question for your local finance bro - why can't we just print more money? How does our brain know when to kick in and smell things? And why doesn't salt water freeze?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Are some mushrooms infinite? Why does chopping onions make us cry? What would happen if you ate a venomous spider? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Is there a difference between a raised heart rate from an energy drink compared to excercise? If we didn't have high tides or low tides, what effect would that have on Earth? Why can some people wiggle their ears without touching them? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Skim milk vs full cream? Is a Keto diet sustainable for your body? Can being pregnant eliminate a gluten intolerance? Dr Karl & Lucy Smith are joined by Professor of nutrition and dietetics, Clare Collins to answers these questions and more, on triple j Mornings.

How does glue work? Does the ocean evaporate? Is there an everlasting supply of lava?Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

How do clouds work? Will carrots turn you orange? Do our hair and nails keep growing after we die?Dr Karl answers these questions and more, on triple j Mornings.

Why do ice cubes taste different to water? Do men have worse smelling urine than women? Is showering too often bad for your skin? Dr Karl answers these questions and more, on triple j Mornings.

What can you do to prevent sleep paralysis? When a sneeze disappears, where does it go? Why do carnivorous plants exist?Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

When is the best time to freeze bread? How do we measure lightyears? Are sugar-free energy drinks worse for you than their sugary counterparts?Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Why does the gym make me gassy? Do bugs have blood types? Does sound travel further at the beach?Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

What would we do if a giant comet was hurdling towards Earth?

Is it possible to be too healthy? What happens if we're busting to wee and hold it? Do men get sleepier than women after sex?Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

How do they predict sunrise and sunset so accurately? Why do people often crave sweet things after dinner? Does hot water actually freeze quicker than cold?Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

Do people with bigger noses have a better sense of smell? Why do we like hot showers so much? Do you need to pay back a sleep debt if you stay up late and wake up early?Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

Why do we crave certain foods even if it's been years since we last ate them? Why do giraffe's have blue tongues? We know black holes exist, but do are there also white holes?Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

Why do rainbows form in perfect arcs across the sky? Why does drinking water after eating a mint make the water feel so much colder in your mouth? Is handwriting hereditary?Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

Why do we sometimes cry when we're happy? Can trees live forever? How do reflections actually work? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

How are seedless fruits grown? Why are peanuts the most common allergen? Can painkillers target specific parts of the body?Dr Karl answers your science questions on triple j mornings with Lucy Smith.

How can you keep coffee hotter for longer? What's the purpose of fingernails? Can birds get struck by lighting?Dr Karl answers your science questions on triple j mornings with Lucy Smith.

Is it better for the environment to burp or fart? Why am I hungrier when I eat more regularly? Can you overcome a food gag reflex? Dr Karl & Professor Clare Collins answer your questions on nutrition, dietetics and science on triple j mornings with Lucy Smith.

Do magpies talk in their sleep? Can the moon get earthquakes? Is technology stunting our evolution?Dr Karl answers your science questions on triple j mornings with Lucy Smith.

What do spiders think about when they're sitting in their web awaiting their prey? How can you help your dog if it has separation anxiety? You have a cat that won't stop biting you. Why? And what can you do to stop it? This week we hone in on all your questions about pets and animals. Veterinary specialist and animal behaviour expert Dr Kersti Seksel joins Dr Karl on triple j mornings with Lucy Smith.

Why is wombat poo shaped like a cube? Does breakfast actually kickstart your metabolism? How much does your DNA determine your intelligence? Dr Karl answers your science questions on triple j mornings with Lucy Smith.

Is there any proof that Ivermectin combats COVID-19? Will life ever be the way it was before the pandemic? If the whole world was sprayed with disinfectant, would that kill off COVID-19?Host of Coronacast, Tegan Taylor joins Dr Karl to answer your COVID-19 questions on top of your regular science questions on triple j mornings with Lucy Smith.

Is vaping less damaging than cigarettes? When you hurt yourself, does 'rubbing it better' actually do anything to help? What's better for the environment? Being cremated or buried? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

What would happen if we woke up one morning and the earth was spinning the other way? Can human beings improve their sense of smell? Do ear candles actually work? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

Can we train our brains to forget things? Why do some people float in water and others sink? Do you jump higher on a wet trampoline?Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

Why do we shudder after we yawn? Why do some humans feel compelled to eat their boogers? Why does hot water clean things better than cold water? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

Can you catch a yawn from a dog? Is Hydrogen charged water just a fad? Do animals get dad bods once they find a mate? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

How did scientists create COVID-19 vaccines so quickly? Why can't we control the beat of our hearts like we can control the breath in our lungs? How do the rings of a tree tell us its age?Dr Karl answers these questions and more, on triple j mornings with Lucy Smith

Why do bones stop growing? Why does having to pee take over all your thoughts? What would happen if you microwaved a human being?Dr Karl answers these questions and more, on triple j mornings with guest host Tyrone Pynor.

How realistic are alternate realities? Why does sleeping with a quilt on make us have bad dreams? Could we survive on a desert island with only corn to eat? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.

Why hasn't any other being evolved to have human-level intelligence and consciousness? Why do your teeth move during pregnancy? Is climate change effecting the temperature of the core of earth?Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.

Do birds recognise humans? What is brain freeze? How do we find dinosaur bones?Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.

Dr Karl takes on your movie science questions on triple j mornings, with host Lucy Smith and science communicator Petr Lebedev.Spoiler alert for the following films; Tenet, Interstellar, Inception, Pulp Fiction, Star Wars, Jurassic Park, Donnie Darko, The Wolverine, & the concept of zombies.