Differences in the gravitational pull between the Earth and the Moon will make July 9, July 22 and August 5 unusually short.

Researchers have dated the mysterious skull from Petralona Cave in Greece to 300,000 years ago and concluded that the fossil belonged to an ancient human group that lived alongside Neanderthals.

Scientists have mapped the extent of the Vela Supercluster for the first time, and determined that it is one of the largest structures in the universe.