In a routine blood test that turned extraordinary, French scientists have identified the world’s newest and rarest blood group. The sole known carrier is a woman from Guadeloupe whose blood is so ...

Most people are familiar with the common blood groups A, B, AB and O, along with the Rh factor that determines whether a type is positive or negative. Yet new research reveals how surprisingly complex ...

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 ...

You usually won’t find out blood type or subtype until you give blood for the first time. After signing up to donate and ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. In a routine blood test that turned extraordinary, French scientists have ...

Bengaluru hospitals face critical challenges sourcing the rare Bombay blood type due to scarcity and difficulties in ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...