"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Where did we all come from? It’s a question that has lit fires of curiosity in philosophers, theologians, ...

Now, a pair of Scripps Research Institute scientists has taken a significant step toward answering that question. The scientists have synthesized for the first time RNA enzymes that can replicate ...

Chemists at UCL and the MRC Laboratory of Molecular Biology have demonstrated how RNA (ribonucleic acid) might have replicated itself on early Earth—a key process in the origin of life. Scientists ...