A new theory that explains why the language of our genes is more complex than it needs to be also suggests that the primordial soup where life began on earth was hot and not cold, as many scientists ...

Mutations are changes in the molecular "letters" that make up the DNA code, the blueprint for all living cells. Some of these changes can have little effect, but others can lead to diseases, including ...

How life evolved is one of the central questions in science and has fascinated humans for centuries. Early Earth was undoubtedly a harsh environment, but we know surprisingly little about the ...

In a giant feat of genetic engineering, scientists have created bacteria that make proteins in a radically different way than all natural species do. By Carl Zimmer At the heart of all life is a code.

I have spent years covering discoveries that nudge our origin story around the edges, but the sequencing of DNA from one of the very last Neanderthals does something different: it rewrites the center ...