Only 6.6% of surveyed astrobiologists agreed that scientists had probably found extraterrestrial life on exoplanet K2-18b.

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

A new study suggests Mars could help scientists understand how alien worlds evolve by showing how a once warmer, wetter ...

NASA engineers spun next-gen Mars helicopter blades past Mach 1 without shattering them. See how JPL unlocked the future of alien flight.

Nasa has officially declared a Mars probe "unrecoverable" after it scanned a mysterious interstellar object. The first ...

NASA's Curiosity rover has photographed extraordinary spiderweb-like formations on Mars that scientists believe could hold the key to ancient life on Mars ...

revealed that ancient Mars had an environment similar to that of Earth, but the current Mars is a planet with an extremely harsh environment for life. Therefore, even if life was born on Mars, it is ...

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