Imagine having a blood type so rare that only two other people in the entire world could match it. That’s the reality for three individuals uncovered in a recent study based in Thailand – and they ...

Add Yahoo as a preferred source to see more of our stories on Google. human red blood cells under microscope with two white blood cells A pregnant woman's blood sample taken in 1972 was mysteriously ...

A rare new blood type has been discovered, so "step aside A, B and O – there's a new player in town", said Gizmodo. So far, the "Gwada negative" blood type has been identified only in one person: a ...

Blood groups, determined by inherited genes, act as vital identification markers on red blood cells. These 'badges,' including A, B, AB, O, and Rh factor, are crucial for the body's immune system to ...

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 ...