The structures that UpNano produces in the 3D printer are so small that they are recognizable neither with the naked eye nor with a strong optical microscope. Only under a scanning electron microscope ...

When black holes collide, the crash generates ripples in the fabric of spacetime—gravitational waves. These distortions ...

At multiple archaeological sites across southern Africa, researchers have uncovered hundreds of unusual fragments of ostrich ...

Lawrence Livermore National Laboratory's National Ignition Facility (NIF) is the hottest place on Earth for the briefest of moments during an experiment. Now, it can be one of the brightest places ...

Figures of merit for single-photon detectors. The most widely quoted figure of merit for photodetectors is the noise equivalent power (NEP)24, and this has proved useful for optical power measurements ...

The discovery that the eye of a particular mantis shrimp has an achromatic quarter-waveplate that is superior to modern-day devices could be a source of inspiration to those designing optical ...