Brainstuff

Before the late 1970s, almost all pistachios found in the U.S. were dyed bright red. Learn why -- and why a famous diplomatic standoff changed that -- in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

This distant blue ice giant boasts incredible winds, storms, and moons. Learn why the coldest planet is so cool in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Agoraphobia is a complicated and difficult psychological condition that is easily misunderstood. Learn about life with agoraphobia in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Juice can contain good stuff, and cleansing sounds like a good thing -- but can juice cleanses deliver the results they promise? Learn about how your body uses nutrients and removes toxins in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Cleopatra is a fascinating historical figure, but a lot of stories about her were misinformation spread by her enemies. Learn what historians think the real Cleopatra was like in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

It seems like a simple question, but the answer involves a combination of physics, geometry, electromagnetic radiation, and biology. Learn why we perceive the sky as blue in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

For nearly 80 years, the New York Times Crossword puzzle has been an institution -- but the paper didn't even want to publish one at first. Learn the history and modern workings of the puzzle in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

There's a modern myth that using your cell phone while pumping gasoline may cause a fire or explosion, but it's been debunked. Learn why (and why static electricity may have started the myth) in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Don't worry, there isn't any kind of shortage of food in the United States due to COVID-19 -- but our supply chain is changing. Learn how it works in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

If every animal that ever lived became fossilized, we'd be swimming in seas of fossils right now. Learn why we aren't in this classic episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

If you've ever gotten a painful shock from biting down on a piece of aluminum foil, it's becauce dental metal in your mouth formed a type of battery with the foil. Learn how it works in this classic episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

A bridge connecting San Francisco to the Marin Headlands was proposed 60 years before construction actually began. Learn how it finally happened (and why you shouldn't call the iconic Golden Gate Bridge 'red') in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Tortoises are a type of turtle, but the differences among these reptiles aren't always clear. Learn more about these shelled reptiles in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Of all things to run low on during a pandemic: Why toilet paper? Learn the reasons behind the perceived shortage and empty shelves in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Glass isn't a liquid, but it's not quite a normal solid, either. Learn why glass is an amorphous solid (and why old window panes have ripples) in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

In the early 1800s, one swindler tricked hundreds of people into investing in a nonexistent country -- and even into moving there. Learn about Gregor MacGregor's invented kingdom of Poyais in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Dressing up to feel powerful may have been a fashion fad of the 1970s and '80s, but do we really think and act differently if we wear formal clothes? Learn the psychology of power dressing in this classic episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Clowns are usually goofy, raucous characters designed to be the life of any party. But they’re not universally adored. Learn why some people find clowns downright frightening in this classic episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The American dollar has been the de facto world currency for decades. Learn why -- and what would need to happen for that to change -- in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The tiny South Pacific island nation of Niue is the first in the world to designated an International Dark Sky Place. Learn how it achieved this -- and why it's more than a title -- in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.