Immanuel Kant, who coined the term genius in the 1700s, defined it as the rare capacity to independently understand concepts that would normally have to be taught by another person. Since then, the spectrum of abilities that we call genius has widened, but pivotal questions remain: What exactly is genius?

Join us for #YourDailyEquation with Brian Greene. Every Mon – Fri at 3pm EDT, Brian Greene will offer brief and breezy discussions of pivotal equations. Even if your math is a …

In the future, a woman with a spinal cord injury could make a full recovery; a baby with a weak heart could pump his own blood. How close are we today to the bold promise of bionics—and could this technology be used to improve normal human functions, as well as to repair us?

Stories have existed in many forms—cave paintings, parables, poems, tall tales, myths—throughout history and across almost all human cultures. But is storytelling essential to survival?

This video is part of our Brilliant Breakthroughs series: our new 20-episode mini-series exploring the “Eureka!” moments and proud accomplishments of the greatest scientific minds of our time. Join us …

Famed neurologist Oliver Sacks joined award-winning journalist John Hockenberry to discuss Sacks’ latest book, which explores the bewitching and surreal world of hallucinations.