The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

In 1877, an Italian astronomer mapped faint lines on Mars and called them canali, meaning channels or grooves. But the word ...

Gregg Araki’s sex comedy I Want Your Sex owes debt to sexploitation satirist Russ Meyer, animator Tex Avery, and pornography.

A Stanford scientist's model suggests many small rocky planets can't sustain atmospheres, potentially explaining the scarcity ...

Discover six hard sci-fi films where science shapes story and emotion, like Europa Report and The Martian. Brainy, emotional, ...

As NASA prepares for long-term moon bases, scientists are working on how to grow food in lunar soil and deal with razor-sharp ...

For decades, the question of whether life exists beyond Earth has been the domain of science fiction writers and late-night ...

At Drive-Thru Tree Park in Leggett, that’s exactly what you get to do with the famous Chandelier Tree. This giant coast redwood has a tunnel carved right through its base that’s big enough for your ...