We're taught that chromosomes define biological sex: xx = female, and xy = male. However, it's not quite that straightforward ...

“While the human penis functions primarily to transfer sperm, our result suggests its unusual large size evolved as a sexual ...

Women most often ranked male bodies more attractive when they exhibited a higher shoulder-to-hip ratio (i.e. a V-shape) and a ...

Men assess potential rivals that have a larger penis as more of a threat, both physically and sexually, according to a study by Upama Aich at the University of Western Australia and colleagues, ...

THOR-5F, the first crash test dummy designed to replicate the female anatomy. It represents a huge leap forward in technology ...

Passing away in 2015, her body was then “sliced” into 27,000 sections. I 2019, National Geographic detailed its extraordinary “encounter” with Susan Potter, an ...

Why intersex well-being depends less on biology and more on stigma, autonomy, and connection, and what that means for families, clinicians, and policy.

Learning female head anatomy is an essential starting point for beginners who want to draw portraits with confidence and accuracy. This guide introduces a clear and practical approach that simplifies ...

Prominent conservatives expressed shock Wednesday after former MSNBC (now MS NOW) host Joy Reid shared a candid opinion about seeing male genitalia in female locker rooms. The progressive commentator ...

It seems like every week, there’s a new headline about some kind of sci-fi-esque organ transplant. Think eyeballs, 3D-printed kidneys, pig hearts. In her new book, Replaceable You: Adventures in Human ...

Not only is this species new to science, but this remarkable individual is the first record of a rare biological phenomenon (bilateral gynandromorphism) in this previously unknown species. One of the ...

This is read by an automated voice. Please report any issues or inconsistencies here. I recently watched a viral video of a Texas A&M student challenging her professor for discussing “gender and ...