A world-famous light experiment from 1801 has now been carried out with sound for the first time. Research by physicists in ...

Explore how a basic LED can be used as a tiny solar cell, generating measurable voltage under sunlight. This hands-on ...

An experiment has visualized a prediction about objects traveling at the speed of light known as the Terrell-Penrose effect, ...

Addressing a controversy first raised around 1910, two physicists have performed experiments with the aid of an engineer that validate anew the special theory of relativity’s limitations on the speed ...

Can you benefit from light therapy? It depends. Treatments range from nonsensical to possibly useful to those proven to be ...

A blazar is an extraordinarily bright object with a supermassive black hole at its core. Some of the matter falling into the ...

Video of a black light experiment designed to show how fast a virus can spread in a restaurant setting is quickly going viral. The video, which was shot in Japan by the public broadcasting ...

Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. What they've done here is the first real spectroscopy of antihydrogen ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...

Overall Light Attack Acquisition Project Continues Despite Accident. Military.com’s Oriana Pawlyk reports that the innovative U.S. Air Force Light Attack Experiment has been halted following last week ...

While the U.S. Air Force hasn't closed the door to a possible light attack program, efforts to procure a new turboprop aircraft for training with allies appear to have lost steam as other priorities ...