Caribbean coral reefs have been warming for at least 100 years

Four Years On, New Experiment Sees No Sign of ‘Cosmic Dawn’ - When astronomers tried to confirm a signal from the birth of the first stars after the Big Bang, they saw nothing

The mysterious Hiawatha crater in Greenland is 58 million years old

Scientists over the weekend found one of the most famous shipwrecks to date, the Endurance, which sank 107 years ago