News
Sand has been used to keep track of the passage of time since antiquity. But using sand to make a persistence of vision digital clock (English translation) is something altogether new. And it’… ...
Interesting Engineering on MSN27d
A quiet revolution in time: New quantum clock can tick with almost no energy wasteFor years, physicists have been trying to design clocks that can measure tiny ... instead of using individual sand grains as ticks, wait until a sufficient quantity has fallen through. The resulting ...
Get Instant Summarized Text (Gist) Using two distinct time scales in quantum clocks—analogous to second and minute hands—enables exponential gains in accuracy relative to entropy and energy ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results