A pregnant woman's blood sample taken in 1972 was mysteriously missing a surface molecule found on all other known red blood cells at the time. More than 50 years later, that strange absence finally ...

When modern humans journeyed out of Africa, a rapid evolution in their red blood cells may have helped them survive — but it may have also led to the eventual disappearance of Neanderthals, a new ...

In early June, the International Society of Blood Transfusion (ISBT) officially announced the discovery of a new rare blood group called "Gwada negative," according to France 24. The Établissement ...

In 2011, a woman from the French overseas region of Guadeloupe underwent routine tests before a surgery. Strikingly, doctors could not identify her blood group, which was so unique that they did not ...

When a pregnant woman had her blood sampled back in 1972, doctors discovered it was mysteriously missing a surface molecule found on all other known red blood cells at the time. After 50 years, this ...

Human populations that left Africa evolved quickly whereas Neanderthals stayed the same, according to an analysis of blood group systems. When you purchase through links on our site, we may earn an ...