News

Researchers have created a microphone that listens with light instead of sound. Unlike traditional microphones, this visual ...
Light can behave in very unexpected ways when you squeeze it into small spaces. In a paper in the journal Science, Mark ...
The Light System’s new energy-based wellness breakthrough delivers holistic healing innovation, redefining the intersection ...
Outdoor lighting for buildings, roads and advertising can help people see in the dark of night, but many astronomers are ...
In a striking blend of optics and acoustics, researchers at the Beijing Institute of Technology have developed a visual microphone that listens using light instead of sound. By tracking the barely ...
Light didn't emerge unfettered after the Big Bang. Here, we see the phases following the Big Bang (top left), about 13.8 billion years ago, to present day (lower right).
Tangent An effort to phase out incandescent light bulbs comes amid concerns they contribute to climate change. The Department of Energy estimates about 5% of global carbon greenhouse gas emissions ...
Summary Light roast coffee has a complex flavor profile that can be characterized as bright and acidic. Dark roast coffee has a simpler flavor profile, but it’s usually described as bold and robust.
A 2020 study published in the Indian Journal of Ophthalmology found that during COVID-19 lockdowns, for example, 32.4 percent of the study population used a blue-light-emitting device 9 to 11 ...
The speed of light is constant, or so textbooks say. But some scientists are exploring the possibility that this cosmic speed limit changes, a consequence of the nature of the vacuum of space. The ...
What exactly is a "light beer," and how is it different from a "regular" beer? The experts weigh in on what goes into making this best-selling beer style.