Scientists in Saudi Arabia have simulated a solar-powered single-effect absorption cooling system that uses water-lithium ...

Polycythemia vera (PV) is a rare blood cancer that causes your body to make too many red blood cells. Extra cells may not sound like a problem, but they are. They thicken your blood, which means ...

Many people with polycythemia vera (PV) live a normal life with this rare blood cancer under control. The goal is to avoid complications like blood clots, which may happen because PV thickens your ...