Discover how it works in bacterial cells and how it can be applied to other forms of life—including humans. This is video is an excerpt from "Human Nature".

(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 the last decade or so, artificial intelligence has found its way into just about every technology-heavy sector of society. From music recommendation services to targeted advertising, machines ...

Two to 3 million years ago, humans lost the use of a gene called CMAH. Around the same time, our species seemed to have developed an increased capacity for endurance running. ByBrittany Flaherty ...

(Image 2) In this interactive feature, let vintage aircraft expert Dan Taylor guide you on an audio tour of a Demoiselle #20 replica owned by Old Rhinebeck Aerodrome, a museum of antique aviation.

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 ...

Once you’ve seen a slime mold—its gooey, delicately branching structure oozing in a vaguely unsettling way along a log or leaf—you’re unlikely to forget it. They’re unmistakable because there’s ...

(This program is no longer available for online streaming.) Apollo astronauts and engineers tell the inside story of Apollo 8, the first crewed mission to the moon. The U.S. space program suffered a ...

They haven't got no noses, The fallen sons of Eve; Even the smell of roses Is not what they supposes; But more than mind discloses And more than men believe. —from "The Song of the Quoodle," G.K.

Could a handful of stone tools coated with a sticky black substance conceal a vital clue to the mysterious Neanderthals? NOVA's "Decoding Neanderthals" explores a surprising claim that these ...

After a U.S. Supreme Court ruling, DNA databases are set to expand. How will the decision affect your privacy? Certain information encoded in DNA, seen here in an x-ray data visualization, is being ...

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. The engineer whips out a protractor and straightedge. That’s ...