They are either negative or positive. But do you know that there is another rare blood group, that is very hard to detect and very few people have it? Yes, you guessed it right, it is the Bombay ...

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

If you've ever searched the internet for the rarest blood type, you may have come up with more questions than answers. The short answer: AB negative is the rarest of the eight main blood types. Less ...

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

The MAL blood group is caused by mutations in both copies of the MAL gene, leading to the absence of the AnWj antigen in rare cases. ‘X-rays before gamma rays?’: Einstein Probe challenges ...

one in every 4,000 people has AB negative blood group. The ratio of A, B or O negative blood is 1:1000. This rare accessibility leaves the needy facing horrendous times in emergencies. The club's ...

Blood bags, sorted by type, line a tray at a hospital. Some blood types are more common than others. ER Productions Limited/Getty Images ...