Brainstuff

This cold Pacific current runs along South America's coast, creating some of the most diverse ecosystems on the planet. Learn how it works and who it was named for in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

No, it's not the lyrics -- the author of this nursery rhyme is what's in question. Learn why -- and how Henry Ford is involved -- in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

You may have heard differing advice on how often to have your car's oil changed. Learn how to figure out what's right for you and your car in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The bones of what appears to be high-ranking Viking warrior have been proven to belong to a genetically female person. Learn the story behind this ancient grave and its occupant in today's episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Seed banks ensure that in case of disaster, Earth's plant life can be regrown from stored seeds -- but it turns out that lots of plants can't withstand conventional storage. Learn how researchers are working to solve this in today's episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Neurologists and philosophers alike may argue that altruism doesn't exist because no act is ever completely unselfish. Learn why -- and why humans may have evolved this way -- in today's episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

If golf is hard (and it is), sinking a hole-in-one seems practically impossible -- but it does happen. Learn the odds of getting a hole-in-one in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Everyone borrows and builds on other people's ideas, but plagiarism is outright stealing without giving credit. Learn why plagiarism hurts both parties -- and how it might be stopped -- in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Researchers have rendered the first-ever image of a black hole. Learn how they did it and how it helps prove Einstein right in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

NASA has been following intercellular changes in the bodies of an astronaut and his Earth-faring twin. The results are in! Learn what they found, and what further research is needed, in this episode of BrainStuff.  Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Following World War II, Australia became embroiled in another war -- with a population of emu. Learn how the Emu War unfolded in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Dogs and cats aren't the only pets presidents have kept. Learn about some of the strangest presidential pets -- from a raccoon to alleged alligators -- in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Short answer: Very carefully. Learn about the history and modern practices of paleoart in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Regular tuneups can keep some car engines running safely and smoothly, but the engines of most modern cars don't need them. Learn how car maintenance has changed in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

They eat trash and they look a little freaky, but the North American opossum is a smart, clean, disease-fighting, and all-around fascinating creature. Learn why in this episode of BrainStuff.  Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

After the Chicxulub meteor hit what's now the Yucatan Peninsula about 65 million years ago, over half of the species living on Earth went extinct. Learn how prehistory may have unfolded without the Chicxulub impact in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The view out an airplane window is one of the perks of flying, but some airlines are experimenting with windowless planes -- and advanced digital displays. Learn how these planes hope to deliver better-than-real views in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Though we take medicines for their active ingredients, the inactive ones can affect us, too -- from allergens to sugars to animal-based gelatin capsules. Learn how a compounding pharmacy can help in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Men can experience postpartum depression, too. Learn why researchers think it happens -- and why it's so important to get treatment -- in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Cramming for a test or other deadline may give you decent short-term results, but research shows it sacrifices long-term comprehension and memory. Learn why study methods like spacing and interleaving are better in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.