Imagine a time when Earth was a molten, volcanic wasteland, heavily bombarded by colossal asteroids. We’ve long feared these cosmic impacts as destroyers of life, but what if they were the key to our ...

What if the fundamental “stuff” of the universe isn’t matter or energy, but information? That’s the idea some theorists are pursuing as they search for ever-more elegant and concise descriptions of ...

Split a mile in half, you get half a mile. Split the half mile, you get a quarter, and on and on, until you’ve carved out a length far smaller than the diameter of an atom. Can this slicing continue ...

In September 2020, the Slater fire roared through the tiny northern California town of Happy Camp, destroying almost 200 homes. Like many of the megafires that have increasingly engulfed the state, ...

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. To find out, we imagined a souped-up spacecraft that could ...

There’s truly nothing like a pretty sunset. As the sun sets, the heavens above are like cotton candy: lighting up with a beautiful display of deep reds, vibrant oranges, and intense pinks. Simply put, ...

The February storm left dozens of Texans dead and millions without power—and exposed an aging energy grid unprepared for a changing climate. Can we build something better? Ice and snow cover plants in ...

(This program is no longer available for online streaming.) NOVA takes you inside the historic international race to develop the first supersonic airliner, the Concorde. Hear stories from those inside ...

The planet looks blue from space, but new research shows that most of Earth's water may actually be deep underground. Share Earth is a jewel of the solar system, painted blue by the vast oceans that ...

Chris Mazurek was a freshman in college when he had a dream that he was inside the Legends of Zelda video game. He saw himself as the main protagonist, Link, in third person. Suddenly, beeping noises ...

An electrical engineer works on Form Energy's 2022 battery module in the company's lab in Berkeley, California. Image courtesy of Form Energy Share Weirton, West Virginia has iron in its blood. The ...

Elephants die; we all do. In elephants and some others, it matters who has died. It’s why they are “who” animals. The crucial importance of memory, learning, and leadership in a family’s survival is ...