A series of studies have cast doubt on the sensational claim that "the strongest evidence yet" was found that life exists ...

Scientists discovered a previously hidden ecosystem - lagoons in Argentina's Puna de Atacama harbors microbial communities, ...

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In April, astronomers said they had detected a possible signature of life on the exoplanet K2-18b. Now, three independent ...

The transition of life from the oceans to land is one of the most remarkable events in the history of evolution. Around 450 million years ago, life on Earth made a dramatic leap from the water to the ...

Life. But how would we know it? The world of astronomy is abuzz with excitement. Have we discovered the first-ever evidence of off-world life? Is the signal extracted from the interstellar noise a ...

Astronomers are developing plans and technology for increasingly powerful space telescopes. For instance, NASA is working on its proposed Habitable Worlds Observatory, which would take ultrasharp ...

Whether it's investigating the financials of Elon Musk's pro-Trump PAC or producing our latest documentary, 'The A Word', ...

But new research from the University of Chicago is urging caution. After analyzing data from multiple observations of the ...

Carolyn Freissinet, who studies Martian samples collected by the Curiosity rover, said recent claims of alien life simply don't stack up - but the scientists behind the findings beg to differ.

Scientists eye LHS 1140 b as a top candidate for habitability, with signs of a warm ocean and a possible atmosphere just 41 ...