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 ...

On a remote hillside in modern-day Turkey sits Göbekli Tepe, the oldest temple on Earth. For centuries, archaeologists believed it was a religious center built by nomadic hunter-gatherers before the ...

At the 1998 Winter Olympics in Nagano, Japan, snowboarding made its debut as an Olympic sport. No longer relegated to the fringes, snowboarders took to the snow-capped peaks of Mount Yakebitai, and 26 ...

To talk about pregnancy, we should first talk about frogs. Frogs spawn hundreds of eggs in water that is teeming with parasites and predators. In some species these eggs grow at breakneck speed, ...

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 ...

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 ...

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, ...

Dr. Percy Julian was a man of genius, devotion, and determination. The grandson of enslaved people from Alabama, Dr. Percy Julian met with every possible barrier in a deeply racist and segregated ...

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 ...

Meet the charismatic slime mold Physarum—which can learn, make decisions, and go through mazes without a brain—and the researchers studying it.

(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 ...