A deeper understanding of how DNA changes over generations helps scientists learn why people differ and how diseases develop. Until recently, many fast-changing parts of the human genome remained ...

Ancient DNA has revealed that a common childhood herpesvirus was infecting—and even embedding itself into human genomes—thousands of years ago. The findings show a deep, shared evolutionary history ...

Neanderthals and humans mated millennia ago, and their legacy lives on in us today. Here's how. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Chimpanzees, along with bonobos, are humans' closest living relatives. In fact, you may have heard that humans and chimps share 98.8% of their DNA. But is this actually true? And what does "similar ...