Look at blood smeared across a slide under a microscope, and you see a mystery revealed. The ruby-colored, vital, fluid of life we call blood is made of lots of stuff. There is the liquid plasma that ...

Add Yahoo as a preferred source to see more of our stories on Google. human red blood cells under microscope with two white blood cells When a pregnant woman had her blood sampled back in 1972, ...

Add Yahoo as a preferred source to see more of our stories on Google. human red blood cells under microscope with two white blood cells A pregnant woman's blood sample taken in 1972 was mysteriously ...

Scientists have long known that people living at high altitudes, where oxygen levels are low, have lower rates of diabetes ...

BBC health correspondent James Gallagher gets his blood analysed to understand how air pollution is killing us.

Whether it’s counting red blood cells under a light microscope or recording bursts of electricity as neurons fire, scientists spend a lot of time studying cells. With such a diversity in form and ...