What is time, and why does it seem to flow in only one direction? This video explores modern physics’ take on time—from the ...

From what we know about No Man’s Sky, aging won’t be a source of in-game anxiety. Although characters can definitely die and the universe is big enough to explore into one’s dotage, the archbishop won ...

Physicists from JILA — a CU Boulder and National Institute of Standards and Technology institute — were able to measure an effect called time dilation at the smallest scale ever, which they say could ...

Albert Einstein’s theory of general relativity is packed with weird insights about our reality, but perhaps the most mind-boggling is the fact that strong gravitational fields or incredibly high ...