In a new book, astrophysicist Mario Livio describes how the existence of life on Earth can be traced back to an RNA-based “protocell.” The following is an excerpt from Is Earth Exceptional?: The Quest ...

The origin of life on Earth has always been a mystery. For many years, scientists have looked to the stars, believing that the building blocks of life that set forth evolution here on our planet came ...

Florida Tech astrobiologist Manasvi Lingam has asked life's biggest questions from a young age. Though he can't recall his exact queries, he says his interests were perfectly consistent with those of ...

Despite decades of progress, the origin of life remains one of the great unsolved problems in science. "The most basic features of biology, that organisms are made of cells, that they pass genetic ...

The origin of life on Earth has been mulled over by scientists for centuries. We now know that life’s building blocks are RNA, amino acids, and cells. But if life originated from the primordial ooze ...