Red blood cells are complex — there's much more to blood types than A, B and O. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Many people know ...

The first study to look at the prevalence of lesser-known blood groups within the Australian population that need to be "matched" during a blood transfusion shows they have changed, most likely due to ...

A look at one of the entries that fooled solvers in last week’s puzzles. By Deb Amlen Do you know your blood type? There are multiple ways to group blood types in hematology, but the best known is the ...