Today in History for Nov. 24: On this date: In 1639, astronomer Jeremiah Horrocks first observed the transit of Venus across the Sun. In 1642, Dutch mariner Abel Tasman discovered Tasmania, a ...

Anglerfish have invisible fangs, narwhal tusks are extra-long canines, and more facts from the weird and wonderful study of ...

Could social bonds be the key to human big brains? A study of the fossil teeth of early Homo from Georgia dating back 1.77 million years reveals a prolonged childhood despite a small brain and an ...