Time already behaves strangely in modern physics. It can stretch, slow, and split depending on speed and gravity.
We think of it as rigid, smooth, and unidirectional – the arrow of time flies straight and true, and all we can do is go ...
Few concepts in physics are as familiar, yet as enigmatic, as time. In Einstein's theory of relativity, time is not absolute: ...
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Atomic clocks may probe whether time has a measurable quantum limit
The most precise clocks ever built can now detect gravity’s warping of time across a distance shorter than a pencil tip. That ...
Chinese breakthrough in ultraviolet crystals could lead to navigation systems resistant to jamming ...
Scientists have taken another giant step towards building the most precise clock ever imagined—one that could display not only the passage of time, but shifting rules of nature itself. An ...
Most clocks, from wristwatches to the systems that run GPS and the internet, work by tracking regular, repeating motions.
James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...
A portable atomic clock that has been successfully tested at sea could change the future of marine navigation.
Physicists have suggested the possibility of experimentally confirming the phenomenon of time's flow existing in multiple ...
For decades, atomic clocks have provided the most stable means of timekeeping. They measure time by oscillating in step with the resonant frequency of atoms, a method so accurate that it serves as the ...
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