Some of the world's deadliest bacteria seek out and feed on human blood, a newly-discovered phenomenon researchers are calling 'bacterial vampirism.' Researchers have found the bacteria are attracted ...

Human blood already comes in a bewildering variety of types, but researchers have now identified a new one so rare that only three people on the planet are known to carry it. The finding exposes just ...

Researchers have recreated a miniature human bone marrow system that mirrors the real structure found inside our bones. The model includes the full mix of cells and signals needed for blood production ...