Brainstuff

Is this adorable behavior rooted in sensory necessity or purposeful gesticulation? We explore what may be the cutest research ever. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

It’s very common to see the number 9 at the right end of a price tag. Why is this? Christian explains the psychology of prices and nines in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

For millions of moviegoers, the idea of visiting the local theater automatically conjures memories of popcorn. But this wasn’t always the case – so why, out of all snacks, did popcorn become the #1 snack for film? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Science has proven that we can be aware of our dreams while we’re in them. But can we control our dreams? Christian breaks it to you gently. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Just the term "satanism" is controversial. But what's actually going on with this counter-culture religion that values individualism and nonconformity? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Virtually everyone has experienced an itch at one time or another – but what is an itch exactly? What causes it, and why can having one be such a maddening experience? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

They’re convenient, ubiquitous and easy to use. But how do these things work, exactly? What do people mean when they say a microwave cooks food inside out? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Dogs communicate by yawning, and it's complex to figure out what they might mean. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

You've probably heard that wireless internet (WiFi) is dangerous. But is it true? Christian breaks it down. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

In this episode, Christian explains how bacteria spoils food and what temperature your refrigerator should be to slow their progress. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Do you want to strangle people for chewing gum? Does the crinkle of plastic fill you with inarticulate, homicidal fury? If so, you may suffer from the little-understood condition called 'misophonia'. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

How can a single piece of glass look like a mirror from one side but a window from the other? It's not magic, it's materials technology. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

If your teeth are one of the hardest parts of your body, then how could soda damage them? Tune in to learn more. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Bzzzzzzzzzzzzzzzzz Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

We've all heard about the supposed relationship between confidence and knowledge - but is it true? Two researchers think they've found the answer. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Your saliva makes things taste great while killing bacteria and helping digestion. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

How can a camera's flash make your eyes glow red? Tune in to learn how it works -- and how to prevent it. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Christian explains why male humans' voices generally get lower than female humans' during puberty. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Honey bees are vanishing? But why? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The future of your favorite TV shows hinges on their ratings – but what is a rating, and where does it come from? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.