Most major blood groups were identified early in the 20th century. Many discovered since, like the Er system first described ...

Most people know their blood type—A, B, AB or O—along with whether they are Rh-positive or negative. But these familiar categories (those letters plus "positive" or "negative") represent just two of ...

In a world where blood is viewed through the lens of just A, B, AB, and O types, a research has shaken up our understanding. After 15 years of investigation, French scientists have uncovered a new, ...

In a groundbreaking development, French scientists have identified the world’s rarest blood group, known as Gwada-negative. It's a blood group so rare that only one woman in the world is known to have ...

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 ...

With the Qatar National Blood Donor Centre frequently issuing urgent calls for blood donations, health experts are ...

The first permanent blood donor centre in Brighton, East Sussex, has opened. The centre, in Gloucester Place, will be able to serve 1,100 appointments per week, compared to 200 at mobile units which ...