We break down Einstein's famous twin paradox to illustrate time dilation in special relativity. Discover how acceleration, ...

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 ...

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

The annotated artist's concept illustrates the new view of the Milky Way. The galaxy's two major arms (Scutum-Centaurus and Perseus) can be seen attached to the ends of a thick central bar, while the ...

That’s exactly what awaits at the Brass Armadillo Antique Mall in Grain Valley, Missouri – a colossal treasure trove that makes ordinary antique shops look like amateur hour at a garage sale.

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

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

Researchers are using black hole “shadow” images to test whether Einstein’s relativity remains unshakable. With next-generation telescopes, they hope to spot telltale signs of alternative physics ...

GameSpot may get a commission from retail offers. The Outer Worlds was Obsidian's gutsy attempt at a spiritual successor to its lauded work on Fallout, but the game couldn't completely hide the ...

Daylight saving time ends Nov. 2. Despite repeated bills being filed, Congress has not approved making daylight saving time permanent. Opinions are mixed over whether to make daylight saving time or ...