How did life begin on Earth? While scientists have theories, they don't yet fully understand the precise chemical steps that ...

A team of astronomers have used the Hubble space telescope to capture with direct imaging asteroids smashing into each other ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

A study in fruit flies suggests an internal genomic arms race may be driving rapid evolution in proteins that still perform an essential, unchanging job: protecting chromosome ends.

Andrej Karpathy warns that AI’s rapid evolution is refactoring programming itself, pushing developers to adapt faster than ...

A comet from another star system is putting on a show that looks uncannily like a heartbeat, with bright jets of gas and dust ...

Looking ahead, the comet will pass roughly 33 million miles from Jupiter in March 2026. Loeb noted the scientific value: monitoring 3I/ATLAS with the Juno spacecraft could reveal unusual activity, ...

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

Long before scientists discovered that other stars in the universe host their own planetary systems, humanity had ...

The search for intelligent life in our galaxy is shifting from abstract speculation to detailed cartography, as researchers try to sketch where alien societies might arise, thrive and vanish inside ...

WASHINGTON, Nov 19 (Reuters) - NASA released fresh images on Wednesday of the interstellar object called 3I/ATLAS that astronomers have determined is a comet probably even older than our solar system, ...