Across life on Earth, blood comes in blue, green, purple, even clear. But why? And what makes your blood different from mine? This is the strange world of blood—what it does, why it varies, and why we ...

See more of our coverage in your search results. Add The New York Post on Google Most people don’t spare a thought for their blood type unless they’re in need of a transfusion — but could yours hold ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. There’s more history in your blood types than you think, ...

Our genetic characteristics can range from our eye color to, in the case of men, being born with a recessive allele which means we get to keep our hair for much longer than those without it. Genetics ...