Light-emitting diodes (LEDs) are so ubiquitous that it's easy to forget just how much society relies on these underappreciated technological wonders. Yet, the history of the LED goes back further than ...
When you flip a switch or power up your smartphone, the last thing on your mind is whether that light could be messing with ...
I’ve also treated the topic of LED illumination more conceptually; take, for example, this piece from more than seven years ago that analyzed LED and CFL light bulbs as potential successors to ...
In explaining its decision last week, the Royal Swedish Academy of Sciences, the group that selects the Nobel Prize winner for physics, declared that “the 21st century will be lit by LED lamps.” ...