The geoid (the surface of equal gravitational potential of a hypothetical ocean at rest) serves as the classical reference ...

Researchers at the U.S. National Institute of Standards and Technology have built a compact laser system that suppresses frequency noise by more than 140 decibels, a performance level that could ...

Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised scientists with their unexpected shape. Rather than resembling a ball, ...

The KM3NeT collaboration is a large research group involved in the operation of a neutrino telescope network in the deep Mediterranean Sea, with the aim of detecting high-energy neutrino events. These ...