Brainstuff

The exclamation point, once scorned by most, is appearing more and more in online communication — even in professional settings. Learn the history of this punchy punctuation in today's episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

It may seem like magic, but microwave ovens employ the physics of the electromagnetic spectrum to heat your food. Learn how in this classic episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

If the moon suddenly disappeared from existence, Earth would be missing more than just our nightlight. Learn how the moon affects the Earth in this classic episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

It took a series of British courts to decide whether Pringles count as potato chips (or, rather, potato crisps). Learn why -- and what they decided -- in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Scientists have been studying the four fundamental forces (gravity, electromagnetism, the strong force, and the weak force) since the 1950s, but new research indicates that there may be a fifth. Learn more in this episode of BrainStuff.  Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

We often use the two interchangeably (especially in times of need), but toilet paper and facial tissues are composed differently. Learn why you shouldn't flush tissues in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The technology already exists to put Breathalyzers in cars to prevent drunk driving, and some lawmakers are working towards mandating it. Learn how it might work in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

What's in a name? Research shows that your name can indeed influence your career and your behavior. Learn how in this classic episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Pushing the tab on a car's rearview mirror seems to dim the headlights of the car behind you -- but how? Learn how rearview mirrors work in this classic episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The internet's Wayback Machine isn't a time machine in the traditional sense, but it does archive web pages to provide a living history for users to explore. 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.

When fish abandon unhealthy coral reefs, the whole ecosystem can collapse -- but new research shows that playing sounds from healthy reefs can lure fish back, helping stabilize the reef. Learn how in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

New research indicates that permanent hair dyes and hair straighteners can increase women's risk of breast cancer. Remember, cancers are caused by many genetic & environmental factors -- but learn what the researchers found in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

When something or someone is particularly emblematic of the U.S., we often say they're 'as American as apple pie'. Learn the history of apple pie, plus how that phrase got started, in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

School buses are much safer than other vehicles on the road, statistically speaking, but they'd be even safer with seat belts. Learn why they haven't traditionally had them, and how that might change, in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Museums and movies alike feature representations of dinosaurs, but how can we reconstruct their appearance from a bunch of million-year-old fossils? Learn what we can (and can't) glean from the fossil record in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

One unpleasant effect of drinking alcohol can be the collection of symptoms known as a hangover -- a pulsing headache, dry mouth, nausea, and more. Learn what's actually happening to your body -- and whether there's any way to fix or prevent it -- in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The two aren't interchangeable -- baking powder consists of baking soda plus other stuff. Learn how both work -- and how to make baking powder from soda -- in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Spoiler alert: Yep, Dr. Seuss modeled the Grinch on himself. Learn how the generally joyful writer created such an infamous sourpuss in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Champagne is a type of sparkling wine made under a particular set of rules to protect it from imitators -- but it wasn't always so prized. Learn the history and science of what goes into a bottle of bubbles in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The tradition of dropping a ball in Times Square to mark the beginning of a new year only goes back about a century. Learn about the history -- plus four weird things that other cities drop instead -- in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.