Christian Marclay’s 24-hour film — and a century of cinema history — is on view at the Museum of Modern Art, returning after ...

Using Einstein’s theory of general relativity, physicists found that clocks on the Moon would run 56 microseconds faster than ...

The most precise clocks in the world will lose only one second every 300 billion years—and someday they might fit in your ...

The roughly six-hour flyby in 1986 revealed Uranus' protective magnetic field was strangely empty. Now, researchers say that ...

When British author Ekow Eshun felt what he called “a harsh time of unbridled racism” in his native London, he turned his ...