@CNN: Earth didn’t exactly start out ready to support life, but scientists now have a better idea of how the essential elements for life ended up on our planet, according to a new study https://t.co/171MTiMteD https://t.co/dDMwkxVy8i

@CNN: Earth didn’t exactly start out ready to support life, but scientists now have a better idea of how the essential elements for life ended up on our planet, according to a new study https://t.co/171MTiMteD https://t.co/dDMwkxVy8i