Body Problem, these books prove that hard sci-fi can be just as affecting and poignant even at its most cerebral.

New observatories and spacecraft missions are probing environments in our solar system that could potentially host life but ...

The "soil" blanketing the moon's surface isn't actually soil. It's a fine, lethal, abrasive powder of shattered rock and ...

The successful mission of Apollo 11 opens an epoch of manned lunar exploration. What questions should this exploration seek ...

The rock, Clinton said, “speaks to us across … billions of years and millions of miles. It speaks of the possibility of life.

Messoline, 61, is the manager of the UFO Watchtower, a scrappy roadside attraction that rises out of the southern Colorado ...

The website, which compares human beings to extraterrestrials, touts arrest numbers from the Trump administration’s sweeping ...

Astrophotographer Greg Meyer has shared a breathtaking new view of the iconic Horsehead Nebula (Barnard 33) rearing its head ...

Overlooking signs of alien life may be humanity’s biggest mistake, according to scientists warning NASA could miss hidden ...

Astrobiologists warn that NASA's current instruments may miss subtle signs of alien life, risking 'false negatives' in the ...

A new Nature Astronomy study warns that space missions are fixated on avoiding false alarms and may be quietly discarding real signs of alien life, arguing that AI will be vital for spotting subtle, ...

A fascinating, unclassifiable orb found in the Gulf of Alaska is not an alien object, as some speculated, but the remains of ...