Debate continues to rage in the scientific community about the true meaning of time, even about its very existence at a ...

In a significant scientific breakthrough, engineers at Penn Engineering have developed a refined form of nuclear quadrupolar ...

From the early days of quantum mechanics, scientists have thought that all particles can be categorized into one of two ...

Stephen Hawking was living proof that it is possible to beat all odds and overcome even the most difficult of obstacles.

The grandfather paradox is just one of the thorny logical problems that arise with the concept of time travel. But one ...