Classical physics theories suggest that ... light field (composed of two counter-propagating light waves) with periodic intensity maxima and minima is now described as an alternating succession ...

"Dark photon" theory says light's interference patterns may emerge from quantum particles, not waves, upending centuries of ...

A team of physicists has reimagined one of science’s most iconic experiments—but in the dimension of time. Researchers at ...

University of Illinois Physics Professor Paul Kwiat and members of his research group have developed a new tool for precision ...

It appears that we live on the knife-edge, where only the narrowest combination of values for the fundamental constants allow ...

Symmetry has been considered an unshakable property in physics, but strange quark behavior caused it to fail in a scientific ...

Second order derivatives. 2. Applications of Derivatives Applications of derivatives: rate of change of quantities, increasing/decreasing functions, maxima and minima (first derivative test ...

Light-controlled pacing When the wearable device (left) detects an irregular heartbeat, it emits light to activate the pacemaker. (Courtesy: John A Rogers/Northwestern University) The latest iteration ...

Discover how Einstein’s theory of special relativity reshaped physics by linking space, time, mass, and energy in a universe governed by the speed of light. Albert Einstein's 1905 theory of ...