Prebiotic chemistry

Space New discovery challenges the long-held theory that comets seeded life on Earth

Comets carried potential ingredients for life, but new models suggest atmospheric breakup, impact heat and dilution made useful delivery to Earth unlikely.

Joseph Shavit

Space Rainstorms billions of years ago may have created habitable hotspots on Mars Joseph Shavit

Green Impact New 3D model finds Earth may have become ready for life 4.33 billion years ago Joshua Shavit

Space Sugar molecules discovered in deep space may have seeded life on Earth Joshua Shavit

Green Impact Continent formation may have set the stage for life on Earth Rebecca Shavit

Space Every building block of DNA and RNA has been found on an asteroid Joseph Shavit