O- blood is the universal donor type because it can be used for anyone. AB+ blood can receive any type of blood, making it the universal recipient. Blood types need to match, or the immune system will ...

Blood type matching is important for blood transfusions. Health complications can arise when blood types are incompatible. Scientists describe a new blood type group named Er. Everyone should know ...

Scientists at the National Defense Medical College in Tokorozawa, Japan, have successfully developed artificial blood that's compatible with all blood types. This isn't just an incremental improvement ...

In a world-first, researchers have successfully transplanted a donor kidney after converting it from blood type A to the universal type O, removing one of the biggest barriers in organ donation: blood ...

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, ...