Famed physicist Stephen Hawking took gravity to its ultimate limits. In doing so, he made a number of significant ...

"Two-thirds of all energy that we use is turned into heat." Scientists push the limits of physics with shocking new energy ...

Around 25 percent of the universe is the equally mysterious dark matter, leaving just five percent for everything that we can ...

It also sheds light on the mystery of how the fearsome carnivore may have gone extinct millions of years ago – and the role the smaller great white shark played. Scientists have long ...