time

By observing quasars from 12 billion years ago, astronomers have seen the universe flow in slow-mo, thanks to wonky time dilation.

It's All Relative

"We see time appearing to flow five times slower."

Astronomers Observe Mind-Blowing Time Dilation in the Ancient Years of the Universe

In uniquely ominous news, the Earth is apparently spinning faster than usual. And if that continues, we'll probably have to make some changes to our clocks.

Just Keep Spinning

Scientists just recorded the shortest day ever.

The Earth Is Spinning so Fast, We Might Have to Turn Back the Clock

If there's a fundamental unit of time at the tiniest scales of the universe, it's too small to measure. But scientists found what its upper limit must be.

Universal Oscillations

Tick, tiick, tiiick, tiiiiiiiii...

Physicists Say This Is the Smallest Unit of Time That Could Exist

Over the next year, cameras will record life aboard the International Space Station to create a virtual reality series for TIME.

Movie Magic

For the next nine months, cameras will record life aboard the ISS.

See the Stunning New Trailer for a VR Series Filmed on the ISS

Time runs backwards under certain controlled conditions.

The research attempts to prove that the arrow of time isn't absolute.

Physicists Have Created a Set of Conditions in Which Time Seems to Run in Reverse

Time travel is much more than a dream. It's science. 

We Can't Alter The Flow of Time But, According to Physics, We Can Bend It

time general relativity time dialation light speed

Of course, that 3 minutes is relative.

Watch: The Physics of Time Explained in Under 3 Minutes

See time change as never before. 

This Watch Changes Your Perception of Time

time quantum mechanics general relativity quantum clocks

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