Fragments of DNA from long-extinct human relatives still circulate in modern genomes, and in some cases they do more than ...

Every living organism has its own genetic "blueprint": the source code for how it grows, functions and reproduces. This blueprint is known as a genome. When scientists sequence a genome, they identify ...

There’s an old saying about a dollar waiting on a dime. In other words, a monumental endeavor may become stuck at some point if a key preliminary element remains unavailable. The saying could be ...