Scientists have found uracil, one of the key building blocks for RNA, on the 200 million-mile-distant asteroid Ryugu When you purchase through links on our site, we may earn an affiliate commission.

How did life come about? The answer to this question goes to the very heart of our existence on planet Earth. Did life simply arise from chemical reactions among organic compounds in a primordial soup ...

How life on Earth first arose is one of the most profound mysteries of science, and evidence is mounting that the key building blocks may have been delivered to our home planet from space. A new study ...

Samples from the asteroid Ryugu collected by the Hayabusa2 mission contain nitrogenous organic compounds, including the nucleobase uracil, which is a part of RNA. Samples from the asteroid Ryugu ...

More of the ingredients for life have been found in meteorites. Space rocks that fell to Earth within the last century contain the five bases that store information in DNA and RNA, scientists report ...