Scratch-off tickets are big money for state-run lotteries. Is it the promise of winning big that keeps players in the game? Or is there something else happening in the brain? NOVA is available to ...

In your hands, you have separate sensors for heat, cold, and pain. Here's what happens when you touch something hot and cold at the same time. NOVA is available to stream on pbs.org and the free PBS ...

The two hemispheres of the brain communicate via a bundle of fibers called the corpus callosum. For some people with epilepsy, seizures can quickly spread to the other through this region. But if that ...

Similar to humans and other animals with higher intelligence, the executive center of a bird's brain allows them to strategize and organize ideas. NOVA is available to stream on pbs.org and the free ...

Call somebody a “bird brain,” and you’re not delivering them a compliment. But as NOVA shows, birds turn out to have advanced problem-solving skills that we usually assume are unique to humans. Watch ...

Blockbuster drug Ozempic keeps surprising scientists. Scientists thought Ozempic, and other similar drugs, helped people lose weight by working primarily in the gut. But now it's looking like it's ...

Dr. Bryant Stamford discusses how walking is a brain exercise. Dr. Bryant Stamford, professor of Kinesiology and Integrative Physiology at Hanover College, discusses how walking is a brain exercise.

Before you submit an error, please consult our Video Help page. NOVA is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire ...

In your hands, you have separate sensors for heat, cold, and pain. Here's what happens when you touch something hot and cold at the same time. National Corporate funding for NOVA is provided by ...

In your hands, you have separate sensors for heat, cold, and pain. Here's what happens when you touch something hot and cold at the same time.