Self-described "human blood artist" Jeremy Pauley was sentenced to two years of probation after pleading guilty to abuse of a corpse. Facebook / Jeremy Lee Pauley A self-described “human blood artist” ...

CO2 levels are altering the chemical makeup of human blood over time, and may lead to health problems down the road. | Credit ...

For decades, we’ve known that plastic pollution is everywhere — in the air we breathe, the water we drink, and the soil beneath our feet. But scientists have now uncovered something far more personal: ...

With each heartbeat, blood courses through your body. Some traverse arteries from the lungs back to the heart, and some navigate through capillaries in the thinnest layers of your eyelid, almost ...

Stem cells are precursors of a variety of different cells: They can turn into anything from blood to bone to muscle. Human blood stem cells, known as hematopoietic stem cells, are the forerunners of ...

Researchers have found the first direct evidence that tiny particles of air pollution stick to red blood cells, meaning they can travel freely around the body. These particles are produced by vehicle ...

Humans evolved in an atmosphere containing roughly 200–300 parts per million (ppm) of carbon dioxide (CO₂). Today, that ...