The Haenyeo, a group of all-female divers from the Korean island of Jeju, are renowned for their ability to dive in frigid waters without the aid of breathing equipment -- even while pregnant. A study ...

Men's testicles hang outside the body for a good reason – and scientists have finally figured out why they need to stay cool.

The UK Supreme Court has changed the status of transgender women under the Equality Act; this ruling has prompted sporting ...

Chalkbeat reports about a woman on a mission to restore her school’s reputation as a premier Philadelphia educational ...

More female athletes believe it is fair (43%), rather than unfair (36%) for athletes with a DSD—difference in sex development ...

“Double tusked narwhals are extremely uncommon,” he told IFLScience. “Both male and female narwhals possess two maxillary ...

Screwworms are possibly the most aptly named parasites imaginable, both literally and figuratively. Screwworms—technically, ...

The genes of male and female placentas have marked differences in how they are expressed, according to a study by researchers ...