BrainStuff

Explore the legality and importance of jaywalking for pedestrian safety. Learn about the origin, laws, and enforcement of jaywalking, including the disproportionate targeting of people of color. This episode also includes various advertisements and a message from the CDC about free COVID-19 vaccines.

Though beautiful, Bradford pear trees are invasive in the U.S., use up precious water, are brittle -- and smell decidedly funky. Learn more in this episode of BrainStuff, based on this article: https://home.howstuffworks.com/whats-that-smell-dreaded-bradford-pear.htmSee omnystudio.com/listener for privacy information.

To celebrate the anniversary of poet Robert Burns' birth on January 25, 1759, Scottish people all over the world observe Burns Night each year. Learn about the verse, the bagpipes, and of course the haggis in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/culture-traditions/holidays-other/get-out-haggis-its-burns-night.htmSee omnystudio.com/listener for privacy information.

White dwarfs have almost all the mass of a normal star squished into a ball the size of our Earth -- and that comes with a lot of gravitational power. Learn how they can tear planets to shreds in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/white-dwarfs-shred-planets.htmSee omnystudio.com/listener for privacy information.

These adorable aquatic salamanders are voracious hunters -- and have myth-like powers of regeneration. Learn more about the axolotl in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/endangered-species/axolotl.htmSee omnystudio.com/listener for privacy information.

Stop signs were always the red octagons we know today -- so how was the color chosen, and why has it stuck? Learn about the history and psychology of red traffic signals in this classic episode of BrainStuff.See omnystudio.com/listener for privacy information.

From the outdated Presidential Fitness Test to today's FITNESSGRAM, Americans have been giving standardized fitness tests to middle school kids for decades. Learn the past and present of these exams in this classic episode of BrainStuff, based on this article: https://health.howstuffworks.com/wellness/diet-fitness/exercise/could-pass-kids-middle-school-fitness-test.htmSee omnystudio.com/listener for privacy information.

Buying a cheap phone containing prepaid minutes and texts with cash can help you preserve anonymity in some ways, but companies and governments still have ways of listening in. Learn more in this episode of BrainStuff, based on this article: https://electronics.howstuffworks.com/burner-phones.htmSee omnystudio.com/listener for privacy information.

In the early 1900s, psychologists went to great lengths to study their subjects without letting them know they were being watched. Learn more about their research (and about how ethical standards would prevent it from happening today) in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-events/ridiculous-history-when-scientists-hid-beds-do-research.htmSee omnystudio.com/listener for privacy information.

Bacteria may be tiny, but we can harness them to create food and medicine, to detect landmines and make blood safe for transfusions. Learn what we're still learning about how bacteria shape us and our world in this episode of BrainStuff, based on these articles: https://science.howstuffworks.com/life/cellular-microscopic/bacteria-communication.htmhttps://science.howstuffworks.com/life/cellular-microscopic/10-weirdest-sources-antibiotics.htm https://science.howstuffworks.com/life/cellular-microscopic/scientists-call-for-global-germ-bank.htm https://science.howstuffworks.com/life/cellular-microscopic/universal-blood-type.htm https://science.howstuffworks.com/bacteria-lasers-landmine-detection.htm See omnystudio.com/listener for privacy information.