Intersex people are those with variations in their sex traits such as genitals, chromosomes, hormones or reproductive organs, and differ from expectations of male and female anatomy. The term ...

A new study led by researchers at UF Health has uncovered why males and females may experience stress differently.

Scientists are investigating the health of spiny freshwater crayfish in habitats surrounded by large dams, growing towns, and ...

Fight disinformation: Sign up for the free Mother Jones Daily newsletter and follow the news that matters. A few hours after taking the oath of office Monday, President Donald Trump issued an ...

The Alabama legislation, which passed the Senate on Thursday, would create legal definitions of male and female based on the reproductive organs at birth. At least nine other states have enacted ...

Claims spread that definitions of "male" and "female" included in a January 2025 executive order that asserted sex is established at conception accidentally classified all Americans as women.

One quilt could be interpreted as depicting female anatomy, while the other references abortion access. But last month, just before SAQA planned to ship the works, the organization was notified ...

“What we do not know is how fast they could spread.” The first sighting of an Australian redclaw crayfish in Texas, a female walking with several young, was reported to iNaturalist ...

Like many species from the highly threatened Euastacus genus, Murray crayfish grow slowly. It takes almost ten years for a female to reach sexual maturity, and she only produces a small number of ...

Now, researchers are discovering more in the Rio Grande Valley, where the crayfish are breeding rapidly, with each female capable of laying up to 5,000 eggs annually. It hasn't been officially ...