Several of the most influential Greek philosophers and thinkers are portrayed in Raphael's masterpiece the School of Athens ...

Historian Kathleen Crowther sees a connection between Ancient Greek philosophers studying embryos ... including with some very wild metaphors, like that the uterus is filled with a kind of milk ...

Writing in a letter to his friend Lucilius around AD62, the Roman philosopher Seneca outlined ... Vegetarianism wasn't common in the ancient world. But it did have some adherents, often from ...