Whether you’re on social media or surfing the web, you’re probably sharing more personal data than you realize. That can pose a risk to your privacy – even your safety. But at the same time, big ...

Five centuries ago, the Age of Exploration and Europe’s imperial colonization of far-off lands was launched by a revolution in ship design that made long-distance ocean voyages practical. But exactly ...

The beloved butterflies had fallen to critical levels in recent years. Experts weigh in on what might be causing their remarkable return. On a cold November morning in California, a photographer holds ...

On August 10, a weather complex known as a “derecho” sent intense winds and thunderstorms over a 700-mile stretch from Nebraska to Indiana. Now, Iowa works to recover from its damage. BySukee Bennett ...

In southern New Mexico lies the Tularosa Basin, an oblong bowl that’s home to a natural sandbox: White Sands National Park. In 2005, David Bustos came to White Sands to work as a National Park Service ...

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 ...

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 ...

There could be a gaping hole in the Big Bang theory. Or rather, a giant, colossal black-hole caused by the collapse of a four-dimensional star. One of the main problems with the Big Bang is that the ...

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 ...

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.

(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, ...

Patterns of lines and dots associated with specific animal species in cave art may point to an early writing system. The four dots painted across the back of this aurochs (wild ox) in the Lascaux cave ...