Carl Grillmair, a renowned Caltech scientist who discovered water on a distant planet, was fatally shot at his Los Angeles-area home. Authorities arrested a suspect in connection with the killing.

Astrobiologists say we could find evidence of microbial life within the next 10–20 years. What does that mean? Where are we ...

Life on Earth may not have started here at all. A scientist says alien intervention is unlikely but still possible, reshaping the debate on our true origins.

As next-generation telescopes map this outer frontier, astronomers are bracing for discoveries that could reveal hidden planets, strange structures, and clues to the solar system’s chaotic youth.

A vast underground tunnel known as a lava tube, formed from ancient volcanic activity, has been discovered Venus.

NASA spent roughly a billion dollars to send a car‑sized robot into the Sun’s atmosphere, and to get there it had to accelerate to about 400,000 mph, faster than any spacecraft in history. That ...

New theoretical models have strengthened the case that immense, energy-harvesting structures orbiting their host stars could exist in principle in distant stellar systems. With the right engineering ...

Venus, for his part, said that he believes Angelica was using the gossip about the cousins "as a weapon against Jason," following the pair's failed romance. As he put it when speaking to The Daily ...

There’s no denying the allure of alien artifacts. Science fiction is awash in the material remnants of extraterrestrial civilizations, which surface in everything from the classic books of Arthur C.

That’s game, set match, and a marriage for Venus Williams. After a series of wedding ceremonies over the last few months, the tennis champion confirmed she is married to Italian actor and producer ...