Why does North Carolina have so many bears, where and when are you most likely to see one, and what should you do if you do?

As humpback whale numbers climb back after decades of large-scale hunting, scientists are spotting strange things. A new ...

Scientists found that the male’s hectocotylus, the specialized arm for mating, is lined with receptors that can sense ...

Women often experience more pain than men and that pain is often dismissed or overlooked by health care professionals.

Floating in near-weightless conditions can be disorienting for even the most experienced astronauts. Male reproductive ...

Ducks with corkscrew penises, fish changing sex – what do we really know about sex and reproduction on Earth? Less than we ...

Use of biodiversity does involve trade-offs. But complexity does not justify analytical shortcuts. Trade-offs do not justify ...

After an eighty-two-million-dollar renovation, the museum has put on a sprawling show about the war between our species and ...

Greg Gianforte signed a bill Tuesday defining sex as binary, based on a person’s reproductive system. The move officially ...

The move officially amends wide ranging sections of Montana law to include new definitions of ‘male,’ ‘female,’ ‘sex’ and ...

The International Olympic Committee has refused to make public the science that led to its ban of transgender women athletes.

Women and girls face numerous obstacles: legal, financial, geographical, and institutional barriers that hinder their access to gender justice, bodily autonomy, sexual and reproductive health ...