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 ...

(This program is no longer streaming). Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe. But we know little about how their successors, the mammals, ...

In November of 1978, an observer in a Boston institution hurriedly scrawled down a short note that, unbeknownst to them, would eventually send waves through the research field of language development.

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, ...

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 ...

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 ...

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 ...

Researchers visit an ancient pyramid in Peru in NOVA's Ancient Builders of the Amazon. Image Credit: Federico Pardo for NOVA/GBH For 50 years, NOVA has taken viewers on adventures through time and ...

Air pollution is an issue around the world, though its effects are not evenly distributed. Share What do a bag of potato chips thrown out in Manhattan, a lightbulb unwittingly tossed in Philadelphia, ...

In a contest for the least contentious statement a person can make, “What goes up must come down” is surely a strong contender. Of the four known fundamental forces—gravity, the electromagnetic force, ...