Recent scientific findings on K2-18b and Mars sparked alien life speculation. A survey revealed few astrobiologists believed ...

NASA's most eye-catching hints of alien life on Mars and a distant exoplanet left headlines breathless in 2025, but a major new survey of hundreds of astrobiologists suggests most experts do not yet ...

A strange pattern in the soil of Mars has reopened the discussion that something may still be living on the long-dead planet.