The speed of light is one of the most fundamental constants in physics, yet it has never been directly measured in one direction. Instead, scientists rely on assumptions built into how time and ...

Synchronization and entanglement constitute fundamental collective phenomena in multi-unit classical and quantum systems, respectively, both equally implying coordinated system states. Here, we ...

SEM (scanning electron microscope) image of the pair of OMCs with engineered mechanical link. (Credit: Physics Review Letters 123 017402, courtesy of D Navarro-Urrios and C M Sotomayor Torres) From ...

In 1665, the Dutch researcher Christiaan Huygens (1629-1695) was working on a novel clock for ships. At the time, pendulum clocks were the state of the art, and a specially shaped pendulum was ...