New research challenges the long-standing idea that most fixed genetic mutations are neutral. For many years, scientists studying evolution have believed that most genetic changes influencing how ...

Our body's "blood factory" consists of specialized tissue made up of bone cells, blood vessels, nerves and other cell types.

Numerous companies offer tests, which may involve blood, urine or saliva collection, and can be very expensive. The results ...

At-home tests of the gut's microbiome are trending, but doctors say the technology is getting ahead of medical knowledge.

Certain serious fungal infections occur in regions of the United States with specific environments and are often tied to soil ...

Are you smarter than the average U.S. student?Welcome to the ultimate Academic IQ Challenge, inspired by the Nation’s Report ...

You thought you?d never have to take another exam once you left school. . . Then you got pregnant. Pregnancy, like school, can often seem like one endless round of tests and examinations with one ...

Paraguay have been disqualified from qualifying for the 2027 Rugby World Cup after fielding an ineligible player during their playoff victory over Brazil. The South American nation believed they had ...

MOSCOW — President Vladimir Putin on Wednesday oversaw a test of Russia's nuclear forces on land, sea and air to rehearse their readiness and command structure. The test included the launch of a ...

Abstract: Sensor drift is a common problem in E-nose systems. In recent years, research on this problem has made significant progress, and various drift compensation methods have emerged. Although ...