BrainStuff
2,726 episodes — Page 13 of 55
How Old Are Alligators?
It turns out that as a species, alligators have remained unchanged for millions of years longer than anyone knew. Learn how researchers discovered this in today's episode of BrainStuff, based on this article: https://animals.howstuffworks.com/reptiles/alligator-species-8-million-years-old.htmSee omnystudio.com/listener for privacy information.
How Are Airplane Cabins Pressurized?
Cabin pressure systems haven't changed much over the decades, but the controls for them have gotten safer and more sensitive. Learn more in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/transport/flight/modern/airplane-cabin-pressure.htmSee omnystudio.com/listener for privacy information.
BrainStuff Classics: Why Does Skin Tan and Freckle?
When you freckle or tan, your skin is trying to protect you from damage. Learn how it works in this episode of BrainStuff.See omnystudio.com/listener for privacy information.
How Do Echidnas Work?
Echidnas are spiny, toothless, egg-laying mammals -- and they only get weirder from there. Learn more about them in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/mammals/echidna.htmSee omnystudio.com/listener for privacy information.
What Can You Do When You Run Out of Baby Formula?
When a shortage of baby formula strikes, health-care providers and a number of organizations can help. Learn who to contact, and what switches in formula are safe for babies, in this episode of BrainStuff, based on this article: https://lifestyle.howstuffworks.com/family/parenting/babies/baby-formula-shortage-news.htmSee omnystudio.com/listener for privacy information.
How Do Bidets Work?
The most popular modern bidet was invented in the U.S., so why hasn't this technology caught on here? Learn the history of the bidet in this episode of BrainStuff, based on this article: https://home.howstuffworks.com/bidet.htmSee omnystudio.com/listener for privacy information.
What's the Tallest Mountain in the Solar System?
Even though Earth is the largest rocky body in our solar system, we don't have the largest mountain -- not by a long shot. Learn how Mars took the title in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/tallest-mountain-in-solar-system.htmSee omnystudio.com/listener for privacy information.
BrainStuff Classics: Are Chimps Cleaner Than Us?
A study investigating the microbes and bugs in chimpanzee beds versus human beds showed that chimps are cleaner than we are. Learn about the study's results in this classic episode of BrainStuff, based on this article: https://animals.howstuffworks.com/mammals/bed-has-more-poop-than-chimps.htmSee omnystudio.com/listener for privacy information.
If You Can Be Disgruntled, Can You Be Gruntled?
Some words like 'disgruntled' and 'ineffable' -- informally called lonely negatives -- don't have a positive counterpart in English. Learn how a few of them came to be in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/lonely-negative.htmSee omnystudio.com/listener for privacy information.
How Do Snakes Mate?
Snakes have several fascinating reproductive tricks up their sleeves (scales?). Learn about the wild world of dual penises, delayed fertilization, egg incubation, and mating balls in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/snakes/how-do-snakes-mate.htmSee omnystudio.com/listener for privacy information.
How Did Manifest Destiny Shape America?
Manifest Destiny was the idea that European colonists in the early U.S. had a God-given duty to expand across the continent. Learn how it worked then and continues today in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/american-history/manifest-destiny-america.htmSee omnystudio.com/listener for privacy information.
How Do Coconut Crabs Work?
The coconut crab is the world's largest land-dwelling arthropod -- they grow longer than your average dog and can open coconuts with their claws. Learn more in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/marine-life/coconut-crabs.htmSee omnystudio.com/listener for privacy information.
Why Is May 4th a Star Wars Holiday?
The first instance of "May the Fourth be with you" was a celebration of politics, not fandom. Learn more about this history of Star Wars holidays in May in this episode of BrainStuff, based on this article: https://entertainment.howstuffworks.com/why-exactly-is-may-4th-a-star-wars-holiday.htmSee omnystudio.com/listener for privacy information.
Who Built Ohio's Serpent Mound?
The Serpent Mound, a vast effigy built on a meteorite crater's edge in what's now Ohio, may be 900 years old -- or much older. Learn what we know and don't know in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/environmental/earth/archaeology/ohio-serpent-mound.htmSee omnystudio.com/listener for privacy information.
How Does Anhedonia Work?
Anhedonia is a mental health condition where normally pleasurable things, from music to food to conversation to touch, don't feel good anymore. Learn what we're still learning about it in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/mental-health/mental-disorders/anhedonia.htmSee omnystudio.com/listener for privacy information.
If Birds Can Perch, Why Can't Drones?
Designing drones that can land and perch anywhere would be really useful, but it's harder than it may sound. Learn how researchers have pulled it off in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/perchiing-drones-news.htmSee omnystudio.com/listener for privacy information.
Is It Dangerous to Bathe During a Thunderstorm?
Myths about lightning abound, but this one is true: It's safest to avoid running the taps during a thunderstorm. Learn why in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/nature/climate-weather/storms/dangerous-to-bathe-during-thunderstorm.htmSee omnystudio.com/listener for privacy information.
Is Bugs Bunny a Rabbit or a Hare?
Bunnies and hares have a number of distinct traits -- as does Bugs himself. Learn whether he leans rabbit or hare in this episode of BrainStuff, based on this article: https://entertainment.howstuffworks.com/bugs-bunny-rabbit-or-hare.htmSee omnystudio.com/listener for privacy information.
Should the U.S. Switch to Permanent Daylight Savings Time?
Switching to Daylight Savings Time gives us an extra hour of sunlight in the evenings during Spring and Summer months -- but is it helpful or hazardous? Learn more in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/environmental/earth/geophysics/permanent-daylight-saving-time-news.htmSee omnystudio.com/listener for privacy information.
BrainStuff Classics: Does Playing with Toy Guns Lead to Violent Behavior?
Some parents and advocacy groups recommend against allowing children to play with toys that resemble weapons. But is there any science to back that up? Learn about play, parenting, and aggression in this classic episode of BrainStuff, based on this article: https://health.howstuffworks.com/mental-health/human-nature/behavior/playing-with-toy-guns-lead-to-actual-gun-violence.htmSee omnystudio.com/listener for privacy information.
Holly Frey In Conversation With Seneca Women to Hear Winner: Naibe Reynoso
Holly Frey, host of Stuff You Missed in History Cass, sits down with Naibe Reynoso, one of the ten winners of Seneca Women to Hear: Search for the Next Great Female PodcastersSee omnystudio.com/listener for privacy information.
BrainStuff Classics: What's the History of Lemonade?
Who were the first people to drink lemonade? How did it turn pink? Learn the folklore behind lemonade in this classic episode of BrainStuff, based on this article: https://recipes.howstuffworks.com/what-is-history-lemonade.htmSee omnystudio.com/listener for privacy information.
Where Did the Phonetic Alphabet Come From?
As audio technology developed during the 1900s, people realized that they needed a clearer way to communicate terms than spelling them out in the normal alphabet. Learn how the NATO phonetic alphabet (Alfa, Bravo, Charlie, etc.) came to be in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/phonetic-alphabet.htmSee omnystudio.com/listener for privacy information.
How Does Baker's Yeast Work?
The magic microbe that makes bread rise and beer alcoholic is yeast -- often, the species Saccharomyces cerevisiae. Learn how it works in this episode of BrianStuff, based on this article: https://recipes.howstuffworks.com/tools-and-techniques/yeast.htmSee omnystudio.com/listener for privacy information.
How Did Bessie Coleman Work?
In 1921, Bessie Coleman became the first Black American woman to earn a pilot's license. Learn about her life and legacy in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/transport/flight/classic/bessie-coleman.htmSee omnystudio.com/listener for privacy information.
Are Humans Really Worse at Smelling than Dogs?
The idea that humans have a worse sense of smell than other animals is a pervasive myth. Learn the reality in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/human-body/systems/nose-throat/human-sense-smell-good-as-dog.htmSee omnystudio.com/listener for privacy information.
BrainStuff Classics: Should You Really Take Fish Oil Pills?
Conventional wisdom has long said fish oil pills are a great nutritional boost, but recent research shows they don't have the cardiovascular benefits we once thought. Learn who should still consider taking them in this episode of BrainStuff.See omnystudio.com/listener for privacy information.
BrainStuff Classics: How Can Squid 'Speak' With Their Skin?
Squid can communicate via patterns they flash on their skin, and the way they create those patterns is stranger than anyone thought. Learn what researchers are learning about it in this episode of BrainStuff.See omnystudio.com/listener for privacy information.
What's the Most Americans Have Paid for Gasoline?
Gas prices have been high recently in the U.S., but the national average has gone higher (once you account for inflation). Learn how gas pricing works in the U.S. and around the world in this episode of BrainStuff, based on this article: https://auto.howstuffworks.com/fuel-efficiency/fuel-consumption/highest-gas-payment.htmSee omnystudio.com/listener for privacy information.
How Does Earth's Pulse Work?
Yes, Earth has a pulse: peaks of geologic activity that occur every 27.5 million years, and herald mass extinctions. Learn more in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/environmental/earth/geophysics/earths-pulse.htmSee omnystudio.com/listener for privacy information.
Why Didn't Russia Sell Alaska to Canada?
In 1867, Russia sold the territory of Alaska to the United States -- a perhaps confusing move, given that Canada was right next door. Learn how it happened in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/american-history/why-didnt-russia-sell-alaska-to-canada.htmSee omnystudio.com/listener for privacy information.
How Can Hay Fever Cause Food Allergies?
It turns out that compounds in some raw fruits and vegetables mimic the compounds that cause seasonal allergies, and thus make you itchy when you eat them. Learn more about oral allergy syndrome in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/diseases-conditions/allergies/food-allergy/information/hay-fever-allergic-fruits.htmSee omnystudio.com/listener for privacy information.
How Does Dolores Huerta Work?
In the 1960s, Dolores Huerta worked alongside Cesar Chavez to create the United Farm Workers union and organize for farmworkers' rights across America. Learn more about her legacy and continuing work in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-figures/dolores-huerta.htmSee omnystudio.com/listener for privacy information.
BrainStuff Classics: How Bad Is It to Run Your Car on Empty?
Your car's empty-tank light can sneak up on you, and it's easy to put off filling up for another day. But are you damaging your car when you do? Learn why it's not good to run your car on empty in this classic episode of BrainStuff, based on this article: https://auto.howstuffworks.com/fuel-efficiency/fuel-economy/is-it-bad-to-drive-car-with-nearly-empty-gas-tank.htmSee omnystudio.com/listener for privacy information.
BrainStuff Classics: Do Doctors' Biases Affect Health Care?
Implicit biases change the way we act without us even realizing it, and doctors aren't immune. Learn how we can identify and change our unconscious biases in this classic episode of BrainStuff, based on this article: https://health.howstuffworks.com/medicine/healthcare/doctors-biases-health-care.htmSee omnystudio.com/listener for privacy information.
How Does Plutonium Work?
Plutonium may be as misunderstood as it is useful -- and potentially dangerous. Learn more in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/plutonium.htmSee omnystudio.com/listener for privacy information.
Can the U.S. Cut Dependence on Foreign Oil?
The United States produces a lot of oil, but we also import (and use) a lot. Learn why oil independence isn't on the horizon yet in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/environmental/energy/cut-dependence-foreign-oil.htmSee omnystudio.com/listener for privacy information.
How Old Are Grocery Store Apples?
The apples you find in your chain grocery store may have been picked a year ago -- but that's OK. Learn about apple storage technology in this episode of BrainStuff, based on this article: https://recipes.howstuffworks.com/grocery-store-apple-one-year-old.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
How Did One Woman Change the FDA's Drug Approval Process?
When FDA employee Frances Kelsey called for caution regarding the drug thalidomide in the 1960s, she wound up saving babies and changing FDA guidelines as we know them. Learn more in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-figures/frances-kelsey-thalidomide.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
How Does the Museum of Failure Work?
From Google Glass to Crystal Pepsi, the Museum of Failure celebrates the spirit of innovation behind flops and failures. Learn more in this episode of BrainStuff, based on this article: https://adventure.howstuffworks.com/destinations/landmarks/museums-tours/museum-failure.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
Are Wolves Smarter Than Dogs?
Intelligence is tricky to define, but research has shown that wolves understand cause and effect where dogs don't. Learn more in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/pets/wolves-are-smarter-than-dogs.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
Why Do Books Smell So Good?
Researchers have set out to catalog the scent compounds that make books and libraries smell so welcoming. Learn how in this classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/odor-wheel-smell-old-books.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
BrainStuff Classics: Is Hangry a Real Emotion?
If you've ever had to apologize for what you said when you were hungry, you may be comforted to know that hanger is real. Learn what causes is -- and how you can stop or even prevent it -- in this classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/inside-the-mind/emotions/is-hanger-real-emotion.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
What Is the Longest Worm in the World?
The bootlace worm, Lineus longissimus, is as thin as a pencil but can grow as long as a blue whale. Learn about it in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/marine-life/bootlace-worm.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
How Does Liquid Smoke Work?
Liquid smoke, a flavoring used by food manufacturers and home cooks alike, is made from real, purified wood smoke. Learn how it's made in this episode of BrainStuff, based on this article: https://recipes.howstuffworks.com/food-facts/liquid-smoke.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
How Do Dollar Stores Make Money?
Dollar stores actually have high profit margins for charging so little per item. Learn how they work in this episode of BrainStuff, based on this article: https://money.howstuffworks.com/personal-finance/budgeting/dollar-store.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
BrainStuff Classics: Yes, Your Dog Wants to Help When You're Upset
Confirming what dog owners already know, new research shows that dogs really do want to help us when we're sad or upset. Learn how the experiments worked in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/pets/your-dog-really-wants-to-help-when-youre-upset.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
BrainStuff Classics: What Happens When Hurricanes Hit Volcanoes?
In a phrase: big bada-boom. Learn how hurricanes and volcanoes intensify each other in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/nature/climate-weather/storms/battle-epic-hurricane-vs-volcano.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
Why Do We Have Favorite Colors?
It's obvious that we all have color preferences, but recent research may have discovered why. Learn how the experiments worked in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/favorite-colors.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
Do the North and South Poles Have Time Zones?
Time zones are based on longitudinal lines that all intersect at the poles -- so what time is it at the North or South Pole? Learn how this tricky situation is handled in today's episode of BrainStuff, based on this article: https://science.howstuffworks.com/environmental/earth/geophysics/north-south-poles-time-zones.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.