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Displaying 1051 - 1075 of 3738

Gaily Tread the [Quantum] Measure

Since quantum theory has been known to borrow from the arts—Murray Gell-Mann famously named "quarks" after a line from James Joyce—it's only fitting that

The Incredible Shrinking ESR Machine

Researchers at the National Institute of Standards and Technology (NIST) have come up with a way to shrink a research instrument generally associated with large

Today, Pause for a Second

For the great majority of human history, the earth's rotation—the apparent motion of the sun and stars across the sky—kept time far more precisely than any

Vacuum Fluctuations: Measuring the Unreal

In this universe, anything that can vibrate will vibrate, and no oscillator is ever truly at rest. Even when an object such as an atom or subatomic particle is