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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 nor…
4 years, 1 month ago
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 episod…
4 years, 1 month ago
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 BrainStuf…
4 years, 1 month ago
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 th…
4 years, 1 month ago
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…
4 years, 1 month ago
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 resea…
4 years, 1 month ago
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 work…
4 years, 1 month ago
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 Br…
4 years, 1 month ago
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 ha…
4 years, 1 month ago
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…
4 years, 1 month ago