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The Oklahoma congressman’s nomination languished for more than seven months as senators raised objections to his record, and now additional concerns have been raised.

The Bajau, who spend most of their time on the ocean, are among the best divers in the world. Evolution is remaking them, a new study finds.

The space rock crashed in a desert in Sudan in 2008, and the flaws in its embedded minerals are like nothing seen in today’s solar system.

Scientists have made astonishing discoveries about the nature and evolution of friendship. Without it, humans suffer significant physical and emotional damage.

Viruses shape the ecology of the planet, but scientists still have only a rudimentary understanding of the microbial impacts on animals, plants and ecosystems.

Norse sagas refer to “sunstones,” and new computer simulations shore up a hypothesis that they were used to guide ships as far as Greenland when weather was poor.

Pairing astronomers’ algorithms for star-hunting with drones equipped with infrared cameras, scientists have developed a new tool kit to help conservation and fight poaching.

Ancient footprints left by long-necked sauropods offer a snapshot of the mid-Jurassic period, which has yielded relatively few fossil remains.

China lost control of Tiangong-1 in 2016, and sky-watchers had been waiting for it to re-enter the atmosphere for months, unsure precisely where or when it would land.

A new study in Panama finds some types of frogs are returning, after being decimated by a deadly fungus that has vanquished amphibians around the world.