Every second, an adult generates around five million new blood cells to replace aging or dying ones, making the blood system a highly regenerative organ.

Our blood consists of many cell types that develop through different stages from a precursor type—the blood stem cell. An ...

The team at Saint John's University is working on their first project, a 30-foot-wide instrument with over 3,000 pipes.

MEXICO CITY (AP) — After six decades of devotion to the organ, Maestro Leo Krämer treats the instrument like an extension of himself. He doesn’t even need to lay hands on it to hear in his ...

This artery plays a critical role in the circulatory system by ensuring that organs in the lower body get a steady supply of oxygen-rich blood to keep them working properly. The aorta is the largest ...

Current law states “for the purpose of transitioning a child’s biological sex as determined by the sex organs, chromosomes, and endogenous profiles of the child or affirming the child’s perc ...

This is typically referred to as chronic inflammation, which can eventually cause damage to the body’s cells, tissues and organs, which contribute to chronic diseases. And, like many processes ...

Whew! What a whirlwind of a month. Those 28 days flew by. Well, February is the shortest month of the year, so there you have it. In those days, my church and many other Black churches, along with ...

No playing sports. No eating his favorite foods. And in nearly a decade on the transplant list, no luck getting an organ. Then, last spring, his doctor called. There was a perfect match.

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen ...

It's made up of a complicated network of cells and organs. It protects the body from infection, cancer, and other conditions. Lymph nodes are part of the immune system. They send out lymphocytes.