Perseverance identifies organic carbon molecules in rocks on riverbed that carried water billions of years ago ...

NASA wants to send an ambitious fleet of helicopters to soar through Martian skies—but scientists fear the endeavor could ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

NASA's Mars Curiosity rover has uncovered never-before-seen organic compounds that could be the most convincing evidence yet that there was life on the red planet. The nuclear-powered robot uncovered ...

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 ...

It may seem like we are on the verge of discovering alien life. In 2025, a press release stated that we have the “strongest hints yet” of extraterrestrial life on the exoplanet K2-18b. And when ...

NASA has uncovered major new clues on Mars that could point to alien life. The space agency’s rover has found chemicals on the Red Planet that are widely considered the key ingredients for the origin ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...