In 1532, in the city of Cajamarca, Peru, Spanish conquistador Francisco Pizarro and a group of Europeans took the Inca ruler ...

Humans are spending more time in outer space than ever, and we're bringing our gonads with us. But scientists are concerned ...

We also found aerobic activities – such as walking, running, cycling, or swimming – were best at reducing both depression and ...

A smooth, white stone dating from the Roman era and unearthed in the Netherlands has long baffled researchers.

To consolidate memories, our brains replay them during periods of rest as a kind of 'replay mode'. A new mouse study suggests ...

Mars's water disappeared somewhere, but scientists have been disagreeing for years about where exactly it went.

In 2025, scientists reported the discovery of long-chain organic molecules called alkanes in the ancient mudstones of Mars.

The last common ancestor of all living things did not just suddenly appear on Earth roughly 4.2 billion years ago.

Although there are striking differences between the cells that make up your eyes, kidneys, brain, and toes, the DNA blueprint for these cells is essentially the same.