As heat waves sweep the country, NPR's A Martinez asks W. Larry Kenney, professor of physiology and kinesiology at Penn State University, how extreme heat affects humans.

Why does anxiety hit your body so fast? Explore how fight, flight, and freeze responses shape your physical symptoms and why they’re not as dangerous as they feel.

A monumental, beautiful life event where tribes of family and friends from all over the world flocked to California for a few ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

As the U.S. and Canada prepares for a "heat dome," why does hot weather feel so much worse when humidity is high? The answer ...

An interstellar comet that blazed past the Sun last year could be nearly three times older than our Solar System and is unlike anything ever before seen in our cosmic backyard, astronomers said Monday ...

Much of Europe was preparing Monday for an already fierce heatwave to intensify even further in the coming days, with some countries taking special measures to mitigate its effects. France recorded ...

Steven Spielberg and aliens go back a long time – they're the cinematic equivalent of peanut butter and jelly. And the history of that successful pairing has led to his new sci-fi thriller "Disclosure ...

Half a century after "Close Encounters of the Third Kind," the director returns to the subject of UFOs with "Disclosure Day." His science fiction films are informed by his fascination with alien encou ...

Polygon Summer Game Fest 2026 Live game reveals, world premiere trailers, and what’s next from 40+ developers, publishers, and hardware makers. Aliens: Fireteam Elite 2 is a co-op shooter where you ...

Steven Spielberg says he "would not be the right person" to serve as an ambassador for humanity when we meet aliens. The filmmaker says that he "would really look forward to" a real-life Disclosure ...