Using a thermal sensor smaller than a grain of sand, engineers have measured the vibrations, or phonons, within individual molecules.

Imagine you are playing the guitar—each pluck of a string creates a sound wave that vibrates and interacts with other waves.

In 1900, at the grand amphitheater of the Sorbonne in Paris, David Hilbert stood before a crowd of mathematicians and ...

The triangle is a small instrument made of a metal rod bent into a triangle shape that is open at one corner. While small, ...

One of the big ideas in physics is that forces change the motion of an object. If you apply a constant, continuous force to ...

Beyond proving the theory, this result has broader implications. Superradiance — the process of extracting energy from spin — ...