BrainStuff Classics: Why Is Head Scratching a...

After a tragic set of murders in 1974, the next residents at a grand old house in Amityville, New York, claimed the home was demonically haunted. Their story spawned a horror sensation. But was the whole thing a money-making hoax? Did the murderer really hear voices there? Learn ...  Show more

From the seed of a tropical tree to creamy candies, it takes a lot of science to turn cacao into chocolate. Learn how cacao is farmed, fermented, and processed into cocoa products -- plus its history as a drink for 3,000 years -- in today's episode of BrainStuff, based on this ar ...  Show more

It’s actually really strange that scratching your head is a widely understood sign that you’re puzzling over something. No one’s exactly sure why we do that, so interesting theories abound!

As we go through life, we’re constantly trying to figure out what other people are thinking and feeling. Psychologist Liane Young says this ability to assess o ...

This week on Hidden Brain, coincidences. Why they're not quite as magical as they seem... and the reasons we can't help but search for meaning in them anyway.

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