Comets usually fade quietly once they swing past the Sun. Interstellar comet 3I/ATLAS did not follow the same path. Instead, ...

The interstellar visitor, only the third such object to be discovered passing through our solar system, ignited controversial ...

Life may have started in sticky, rock-hugging gels rather than inside cells. Researchers suggest these primitive, biofilm-like materials could trap and concentrate molecules, giving early chemistry a ...

Researchers looking for signs of extraterrestrial life instead stumbled upon a pulsar at the center of the Milky Way galaxy.

Baker’s yeast isn’t just useful in the kitchen — it may also be built for space. Researchers found that yeast cells can ...

From ‘Blade Runner’ to ‘Alien’, these sci-fi classics deliver worldbuilding tension and ideas that define everything the genre promises.

Thirty years ago, a distinguished group held its first formal meeting here in Las Vegas to discuss how they might approach ...

Using high-resolution imagery from the Mars Reconnaissance Orbiter, the AI analyzed the bedrock and boulder fields. It ...

“They were simply murders, ordered by individuals at the highest levels of government and obeyed by military officers in the chain of command.” That’s how a complaint describes the killing of two men ...

Bacteria that thrive on Earth may not make it in the alien lands of Mars. A potential deterrent is perchlorate, a toxic chlorine-containing chemical discovered in Martian soil during various space ...

A "crowdsourced" project in which home computer users were enlisted to help analyze radio signals from space is ending after ...

Rocket Lab will try again tonight (Jan. 29) to launch a South Korean disaster-monitoring satellite, and you can watch the ...