In a scene from "Star Wars: Episode IV—A New Hope," R2D2 projects a three-dimensional hologram of Princess Leia making a desperate plea for help. That scene, filmed more than 45 years ago, involved a bit of movie magic—even ...
Optics & Photonics
Nov 28, 2022
0
243
Surrounded by rows of healthy saplings grown using the latest LED technology, Scottish forestry researcher Kenny Hay has been left in little doubt that the science can boost Britain's net zero efforts.
Environment
Oct 22, 2022
11
22
With their superior efficiency, stability, and device volume properties, conventional light emitting diodes (LEDs) have already revolutionized the lighting and display world. LEDs are typically stacks of semiconductor thin ...
Nanophysics
Oct 13, 2022
0
6
A highly efficient LED that is deadly to microbes and viruses but safe for people has been engineered by three RIKEN physicists. It could one day help countries emerge from the shadows of pandemics by killing pathogens in ...
Optics & Photonics
Oct 4, 2022
1
269
New energy efficient streetlights are playing a major role in influencing insect behavior, says NIWA.
Ecology
Oct 3, 2022
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6
In 2014, Los Angeles cut its annual carbon emissions by 43% and saved $9 million in energy costs by replacing the bulbs in more than half of the city's street lamps with light-emitting diodes.
Environment
Sep 23, 2022
0
41
A team of researchers at the University of Exeter has found that the slow conversion of outdoor lighting to LEDs across much of Europe has led to the development of a new kind of light pollution. In their paper published ...
You may have heard that exposure to blue light can disrupt your sleep. As it turns, out it's also harmful to wildlife.
Plants & Animals
Sep 9, 2022
2
101
LED lights have become ubiquitous lighting solutions for homes and businesses, but when it comes to large, high-resolution displays, traditional LEDs have documented disadvantages. LED displays use a high voltage and a factor ...
Nanophysics
Sep 8, 2022
0
29
The dumping of plastics in the Pacific Islands (Te Moananui) is a form of waste colonization, leading to disproportionate plastics pollution in the region and threatening the health and livelihoods of its people.
Environment
Aug 16, 2022
0
29
