In a comparative analysis across vertebrates of the many cell types in the retina -- mice alone have 130 types -- researchers concluded that most cell types have an ancient evolutionary history. Their ...

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 ...

Dr. Mark Lindsay was 5 years old when he first learned that tree trunks were brown. "Up until that point, I believed leaves and trunks were all green. Just lighter and darker shades," Mark said. Mark ...

Science is made up of cliques. Throughout Alex Shneider’s career, he has noticed certain people drawn to certain types of science, and certain types of grant proposals always being funded. Shneider, ...

In the quest for knowledge, science often prides itself on objectivity and empirical evidence. It is often contrasted with lived experience, which is defined as innately subjective and clearly in ...

There are hundreds of cell types in the human body, each with a specific role spelled out in their DNA. In theory, all it ...