Why Do Humans Dream?

The human brain is full of mysteries, and why we dream is a big one. Learn the leading theories about why we dream in this episode of BrainStuff.

Are We Getting Lonelier?

Experts are divided on whether modern lifestyle factors, like social media use and smaller family units, are leading to greater lonliness. Either way: What can we do about it? We explore in this episode of BrainStuff.

Can Magic Mushrooms Help Stop Depression?

Although psychadelic drugs are largely recreational these days, scientists are looking into potential therapeutic uses -- especially in patients for whom nothing else works. Learn how psilocybin may fight depression in this episode of BrainStuff.

Can You Be Addicted to Love?

Feelings of euphoria leading to obsessive behavior and potentially life-ruining decisions: Love can be as powerful as any drug. Learn how love affects the brain in this episode of BrainStuff.

Why Can't Some People Sleep Without a Fan?

Some people find it impossible to sleep without background noise, like a fan whirring. Researchers have identified the possible culprit. Learn how it works in this episode of BrainStuff.

You Asked: When a brain transplant is performed, does the patient lose his or her memories? --- Abby, Shoreham, N.Y. Marshall Brain Answers: We are still a few years away from the first human brain transplant or head transplant, although there have been experiments in animals. The following videos are not for the weak-stomached, but they do show that experiments have been done in sustaining severed brains and heads, and even transplanting heads, for several decades...