Category Science

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Nearby Super-Earth GJ 251 c Could Help Learn About Worlds That Once Supported Life, Astronomers Say

Astronomers discovered GJ 251 c, a super-Earth 20 light-years away. Its location in the habitable zone and rocky composition make it a top candidate for future searches for life beyond our solar system. The team, led by Suvrath Mahadevan and Corey Beard, said this discovery provides a clock for one of the best candidates to search for life's atmospheric signs in 5...

AI-Assisted Study Finds No Evidence of Liquid Water in Mars’ Seasonal Dark Streaks

A large-scale AI analysis of more than two million Mars orbiter images shows that the planet’s dark slope streaks form through seasonal dust avalanches, not flowing briny water. The results settle a long-running debate, revealing that wind-driven dust activity shapes Mars’ surface and offering new insights into the planet’s climate past and exploration future.