Smithsonian Magazine3d
Everything You Want to Know About Dinosaur Sexual Anatomy and Reproduction, From Their Genitalia to How They Laid Eggs
Dinosaurs had sex. Fossil nests and eggs, as well as the ways today’s birds and crocodiles reproduce, leave no doubt on that ...
Leonardo da Vinci’s incredible studies of human anatomy still don’t get the recognition they deserve
The Italian Renaissance artist created groundbreaking depictions of humans at a time when the inner workings of the body ...