KENDALL, Fla. — Donna Kalil loves snakes. She’s been fascinated by them since she was a kid living in the mountains of Venezuela’s capital in the 1960s, where her father was stationed as an Air Force ...

Aristos is a Newsweek science and health reporter with the London, U.K., bureau. He is particularly focused on archaeology and paleontology, although he has covered a wide variety of topics ranging ...