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The physicist's posthumous book highlights his belief in the rationality of nature and on our ability to uncover its secrets — and a faith in science's ability to solve humanity's biggest problems.

David Allen Sibley's name is synonymous with his bird field guides. In researching this volume, he became convinced of something new: Birds make complex decisions and experience emotions.

With cases growing quickly abroad, the federal government announced several measures to prevent the new coronavirus from taking hold in the U.S.

Syllables are the building blocks of spoken language. And now a study of brain activity hints at how we extract them from a stream of speech.

Teachers, parents and district leaders say the back-to-school season has fogged over with confusion. Will schools reopen? And if so, how?

Every image you've ever seen of a black hole has been a simulation. Until now. "We have seen what we thought was unseeable," said Event Horizon Telescope Director Shep Doeleman.

Sean Adams' debut novel is set in the collapsed remains of a gargantuan, 500-story building somewhere in the American desert, once an entire metropolis and now surrounded by scavenger camps.

A prominent medical journal has published a new recommendation from a group of scientists concluding that there's no need to cut back on red and processed meats. This contradicts current guidelines.

Widespread testing for COVID-19 is still not happening in the U.S. Although experts have been urging the federal government since February, it took until late April to ramp up production.

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