All objects emit heat in the form of infrared light. This effect is strongest in dry, clear air, especially on cloudless nights. As a result, objects can become colder than the surrounding air. For ...

A team of physicists has just modeled an astonishing quantum phenomenon where ultra-powerful lasers generate light from vacuum. This work could soon be experimentally validated thanks to a new ...

The Philips Hue app will soon be updated with new functionality that will let users generate different light scenes using AI, Hue parent company Signify announced today. A text phrase will be able to ...