One of the most tantalizing theories surrounding cosmic strings is their potential role in time travel. BBC reports that ...

Russia on Sunday launched a massive drone and missile attack on Ukraine, described by officials as the largest over the past months, targeting energy infrastructure and killing civilians. The attack ...

This is perhaps best encapsulated in a Walt Whitman poem titled “When I Heard the Learn’d Astronomer.” The narrator describes ...

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

Fifty years ago, the famed Arecibo message was fired into space to make contact with intelligent extraterrestrials. Now is ...

By studying decay of bound-state beta decay of thallium-205 (205Tl81+), scientists can better understand the timing and ...

Scientists created photonic time crystals, unique materials that amplify light and could enhance lasers, sensors, and ...

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

Physicists have made a breakthrough in the development of a nuclear clock, a new kind of ultraprecise clock that could ...

From the humble wristwatch to the atomic clock, innovations that came out of global conflicts transformed our relationship ...

A method to take snapshots of exploding nuclei could hold clues about the fundamental properties of gold, uranium and other ...

Even the atomic clock aboard the Chinese Tiangong space station ... While the exact specifications remain secret, last year ...