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Ancient hunters may have mounted Clovis points on sophisticated pikes that fractured inside large mammals like woolly mammoths to inflict fatal injuries, archaeologists say.

The wandering albatrosses of Marion Island can't defend themselves against an invasive mice population that devours birds alive, but conservationists say a rodenticide 'bomb' could save them.

Scientists are trying to decipher what drove the recent dramatic cooling of the tropical Atlantic, but so far few clues have emerged. "We are still scratching our heads as to what's actually happening," the researchers said.

A new reactor creates ammonia from polluted wastewater using electricity, and it's way more efficient than existing methods.

Wasted radio signals can be converted into electricity using a new kind of antenna rooted in how electrons behave at a quantum level.

Every so often, astronomers detect a supernova explosion that's 100 times brighter than it should be. A new paper may reveal the strange source of these "superluminous" supernovas.

A new study suggests that millions of tiny space rock fragments, which were ejected from the deliberate 2022 collision between the asteroid Dimorphos and NASA's DART spacecraft, may be on a collision course with Earth and Mars. While these fragments are probably harmless, they could trigger the first human-caused meteor…

The 17th-century sword was found in a cellar that was destroyed during World War II, but it's unknown how it ended up there.

Quantum compasses need six atom interferometers, each the size of a small room, to work. But scientists have made crucial steps to miniaturizing these devices.