The early modern physicist Isaac Newton had presumed an unperceived yet real flow of time. To Newton, time is a dynamic ...

Time dilation means two observers may experience the same events years apart, revealing there is no universal “now.” ...

Unravel the mind-bending science behind Interstellar's time dilation and see why the film's most puzzling moments finally ...

How do we know the speed of light – and why does it have a speed limit at all? Leah Crane explores the history of one of the ...

The flare is ongoing, meaning that the black hole is still actively consuming the star, like "a fish only halfway down the ...

Astronomers have documented the largest and most distant black flare ever observed from a supermassive black hole, ...

Some time travel movies totally miss the mark and create plot holes, while others get the science absolutely right.

We caught up with the Monkees star and performer ahead of his show at City Winery Boston to talk about all things travel.

Centuries before anyone pointed a telescope at the sky, Isaac Newton figured out how gravity works. He showed that any object with mass pulls on every other object—a result that explained falling ...

String theory unifies all the forces of nature. Forces that seem very different, such as gravity and electricity, are deeply ...