In the span of a few months, comet 3I/ATLAS became a real-world stress test for humanity’s most sensitive “are we alone?” ...

Five quartz arrowheads found in a South African cave were laced with a slow-acting tumbleweed poison that would have tired ...

The use of poison on arrows marked a revolution in human hunting technology—new evidence suggests it happened tens of ...

Traces of a toxic chemical found on 60,000-year-old arrowheads hint at advanced planning by Palaeolithic hunters.

Nearly everything in the universe is made of mysterious dark matter and dark energy, yet we can’t see either of them directly ...