In a remarkable turn of events, scientists have stumbled upon non-human DNA from ancient fossils, shaking the very foundations of our understanding of human evolution and our ancestral lineage.

A 1.6-million-year-old Ethiopian skull blends ancestor and descendant features, rewriting the origin story of Homo erectus.

“The laws of inheritance are quite unknown,” Charles Darwin acknowledged in 1859. The discovery of DNA’s shape altered how we conceived of life itself. The X-ray crystallography by Rosalind Franklin ...

James Dewey Watson, whose co-discovery of the twisted-ladder structure of DNA in 1953 helped launch a revolution in biology and medicine, died Thursday at age 97. He died in hospice care after a brief ...