This question is surprisingly difficult answer, in no small part due to the stigma against discussing mental health. Learn about researchers' best estimates for the prevalence of depression around the world and in the U.S. in this episode of BrainStuff, with material from this article: https://health.howstuffworks.com/mental-health/depression/facts/depression.htm See omnystudio.com/listener for privacy information.
The largest planet in our solar system has the shortest days, at least 95 moons, a few faint rings, and mysteries to boot. Learn more about Jupiter in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/46003-jupiter-explained.htm See omnystudio.com/listener for privacy information.
Some food safety charts claim that whole milk goes off more quickly than skim milk, but the scientific evidence is mixed. Learn more about milk science in this classic episode of BrainStuff, based on this article: https://recipes.howstuffworks.com/dairy/does-whole-milk-spoil-faster-than-skim-milk.htm See omnystudio.com/listener for privacy information.
Scorpions light up a glowing green under ultraviolet light. Science isn't entirely sure how but has a few theories on why. (Y'know, aside from "Scorpions are metal.") Learn more about scorpions' fluorescence in this classic episode of BrainStuff, based on this article: https://animals.howstuffworks.com/arachnids/why-scorpions-glow-under-black-light.htm See omnystudio.com/listener for privacy information.
From particle physics to immunology to the ozone layer, these six scientists from the Spanish-speaking Americas redefined their disciplines with their work. Learn more in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/dictionary/famous-scientists/physicists/10-hispanic-scientists.htm See omnystudio.com/listener for privacy information.
The dodo was the first animal that we watched go extinct due to human intervention -- could it be the first animal we bring back? Learn more about the dodo and de-extinction in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/extinct-animals/dodo.htm See omnystudio.com/listener for privacy information.
Depression is a common condition, and highly treatable, but there's still a lot we don't understand about how it works. Learn about depression's probable causes, usual symptoms, and effective treatments in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/mental-health/depression/facts/depression.htm See omnystudio.com/listener for privacy information.
To be eligible to be elected president of the United States, you have to be at least 35 years old. But why 35? And why is there no upper age limit? Learn more in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/us-millennials-under-35-age-limit-president.htm See omnystudio.com/listener for privacy information.
Doughnuts have been around in some form for thousands of years, but a lot had to happen to make them the near-ubiquitous snack they are today. Learn about the history of doughnuts in this episode of BrainStuff, based on these articles: https://recipes.howstuffworks.com/5-things-didn-t-know-about-doughnuts.htm; https://history.howstuffworks.com/historical-events/ridiculous-history-vitamin-donuts.htm See omnystudio.com/listener for privacy information....
Owls' ability to fly almost silently gives them an air of mystery, but the science is in their wings and feathers. Learn how they do it in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/birds/owl-fly-silently.htm/printable See omnystudio.com/listener for privacy information.
Calamity Jane has a reputation for being one of the wildest women in the Old West, but it's hard to separate historical fact from fiction. Learn more about this sharp-shooting adventurer in today's episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-figures/calamity-jane.htm See omnystudio.com/listener for privacy information.
The Ring of Fire is a loop around the Pacific Ocean that's a literal hotbed of volcanoes, earthquakes, hydrothermal vents, and other geologic activity. Learn how the interactions among tectonic plates cause all this mayhem in today's episode of BrainStuff, based on this article: https://science.howstuffworks.com/environmental/earth/geology/ring-of-fire.htm See omnystudio.com/listener for privacy information.
In a bustling plaza in the heart of Paris, Napoleon Bonaparte commissioned the Arc de Triomphe as a monument to his victories -- but he didn't live to see it completed. Learn more about its history in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/engineering/architecture/arc-de-triomphe.htm See omnystudio.com/listener for privacy information.
Charles "Pretty Boy" Floyd was a fairly common criminal until he got involved in shootout with federal agents in 1933. Learn about his life and crimes in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-figures/pretty-boy-floyd.htm See omnystudio.com/listener for privacy information.
It's not just malice -- there are several psychological reasons why people get so mean and angry online. Learn what experts say (and how to stop the cycle) in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/inside-the-mind/human-brain/psychological-reason-mean-on-internet.htm See omnystudio.com/listener for privacy information.
The pink fairy armadillo looks like a fantasy illustration and is so elusive that it's practically mythical. Learn what we know (and don't know) about them in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/mammals/pink-fairy-armadillo.htm See omnystudio.com/listener for privacy information.
America's founders created the three branches of the government -- executive, legislative, and judicial -- to check and balance each other. Learn how the system struggles and works in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/three-branches-government.htm See omnystudio.com/listener for privacy information.
Short answer: Nope! As it turns out, Saturn's rings are fairly new, and they'll only be around a while longer. Relatively speaking. Learn how researchers discovered this in today's classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/saturns-rings-blip-in-time.htm See omnystudio.com/listener for privacy information.
Whale songs are eerie, beautiful, and -- as it turns out -- completely on-trend. Learn how humpback whales share tunes among herds in this classic episode of BrainStuff, based on this article: https://animals.howstuffworks.com/mammals/humpback-whales-start-new-songs-old-too-complex.htm See omnystudio.com/listener for privacy information.
The internet is a daily fixture in our lives, and it all started with the diligent work of Department of Defense-funded researchers in the 1960s. Learn how ARPANET bloomed into the internet as we know it in this episode of BrainStuff, based on this article: https://computer.howstuffworks.com/internet/basics/internet-start.htm See omnystudio.com/listener for privacy information.
Every year on January 1, a new batch of movies, books, songs, and other works of art enters the public domain, meaning they're free to use and repurpose. (In 2024, after 95 years of copyright, we got the original Mickey Mouse cartoon, 'Steamboat Willy'.) Learn how public domain and copyright law intersect to encourage artists in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/what-does-public-domain-mean.htm See omnystudio.com/listener for privacy information....
Pelicans use their huge gular pouch to easily scoop up fish in water but consume only the fish. Learn more about them in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/birds/pelican-bill-vs-belly.htm See omnystudio.com/listener for privacy information.
Having a plan in place when a hurricane approaches can help keep you safe -- and take some of the stress out of these scary storms. Learn the basics of hurricane preparedness in this episode of BrainStuff, based on this article: https://home.howstuffworks.com/home-improvement/household-safety/prepare-for-hurricane.htm Go to Ready.gov for more info. See omnystudio.com/listener for privacy information....
Barbie is an American icon now -- but she wasn't an instant success, and she actually has roots in a slightly ribald German cartoon from the 1950s. Learn how Ruth Handler made Barbie a phenomenon in this episode of BrainStuff, based on this article: https://entertainment.howstuffworks.com/barbie-history.htm See omnystudio.com/listener for privacy information.
These blue-tongued lizards look like snakes with stubby legs -- and that's just one feature they use to make predators think they're more dangerous than they are. Learn more (including why they can make great pets for an experienced owner) in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/animal-facts/blue-tongued-skink.htm See omnystudio.com/listener for privacy information.
Although wildfires can be scary, serious disasters, forests and the animals that inhabit them can actually benefit from fires. Learn how controlled burns work and why they help wildlife in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/environmental/green-science/how-forest-fire-benefit-living-things-.htm/printable See omnystudio.com/listener for privacy information.
Is light a particle or a wave? Or both? Or neither? Learn how humans have defined light throughout history -- including our best attempts today -- in this classic episode of BrainStuff. See omnystudio.com/listener for privacy information.
Human bodies buried in bogs can retain some features -- like perfectly preserved skin, right down to forehead wrinkles -- for thousands of years. Learn how this natural mummification process works in today's classic episode of BrainStuff. See omnystudio.com/listener for privacy information.
The word 'hack' was once simply a verb meaning to cut roughly -- it's now a noun and verb with several meanings, from a bad writer to computer criminal. Learn how it transformed in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/word-hack.htm See omnystudio.com/listener for privacy information.
Sharks are such successful hunters in part because their senses are so well-adapted to finding prey in the water. Learn about sharks' senses of smell, hearing, sight, taste, and electroreception in this episode of BrainStuff, based on these articles: https://animals.howstuffworks.com/fish/sharks/shark-senses.htm/printable; https://animals.howstuffworks.com/fish/sharks/shark-yummy-hum.htm See omnystudio.com/listener for privacy information....
