Biosignatures

Space NASA’s giant space ‘starshade’ could help ground telescopes photograph another Earth

A 99-meter NASA starshade could block distant starlight and let giant ground telescopes photograph rocky worlds resembling Earth.

Green Impact 3.5 billion-year-old rock in India may hold evidence of early microbial life Joshua Shavit

Space New analysis finds signs of life on Mars actually came from Earth Joseph Shavit

Space Scientists warn we may be missing signs of alien life across the universe Joseph Shavit

Space Promising biosignatures on alien worlds could take years to confirm Joshua Shavit

Space Researchers propose a broader new way to detect life beyond Earth Joseph Shavit