Human populations that left Africa evolved quickly whereas Neanderthals stayed the same, according to an analysis of blood ...

It's a bit simplistic, but you can think of the Rh factor as a protein that is either present (positive) or absent (negative) on red blood cells. Exact percentages vary with race, but most people ...

Was blood a factor in the demise of the Neanderthals? New research is showing that Homo sapiens underwent huge changes in ...

If Neanderthal women mated with Homo sapiens or Denisovan men, there was a high risk of newborns having neonatal hemolytic ...

Medical emergencies strike without warning. Whether it's a car accident, severe allergic reaction, or unexpected surgery, ...

Put simply: the RH factor is an inherited protein found on the surface of the red blood cells in your system. Having the protein means RH positivity. But if you don't have the protein, you're RH ...

After 50 years, scientists discover the MAL blood grouping system, solving a genetic mystery and improving transfusion safety ...