Latest Michael Hammer Stories
Researchers have discovered a Y chromosome – the hereditary factor determining male sex – that dates back to 100,000 years before the oldest known anatomically modern human fossils.
Researchers at the University of Arizona have identified a previously unknown mutation in a sodium channel protein in the central nervous system as the likely cause of a severe form of epilepsy.
Mandenka, Biaka and San tested for DNA evidence of ancient interbreeding inside Africa.
A new study finds that our ancestors bred with more archaic hominin forms around 35,000 years ago, before they migrated out of Africa.
- In medieval musical notation, a sign or neume denoting a shake or trill.