Ancient proteins and DNA may peg a 146,000-year-old Chinese skull as the most complete fossil to date from Denisovans, a puzzling line of Asian hominids.

Bogong moths migrate up to 1,000 kilometers from Australian plains to mountain caves to escape the summer heat. The stars may help them get there.

Solve our latest interactive crossword. We'll publish science-themed crosswords and math puzzles on alternating months.

Since Jaws was released 50 years ago, great white sharks have, arguably, become the most recognized fish in the ocean. But despite their fame, they’re not the biggest shark species. The largest shark ...