Humans have been studying and playing with light for millennia — from the ancient civilizations using rock crystals to magnify objects and focus sunlight to ignite fires, to Galileo who sparked the ...

Researchers flip the switch at the nanoscale by applying light to induce bonding for single-molecule device switching. In a new Nature Communications study, Columbia Engineering researchers report ...

It doesn’t matter where you’re camping, what the weather is like, what time of year it is, or how long you’ll be out in the woods for. There’s one thing that’s inevitable: It’s going to get dark. And ...

China targets Japanese entities it says supply military Beijing adds 20 other Japanese entities to export controls' watch list Japan says measures 'completely unacceptable', demands withdrawal BEIJING ...

Screen time may trigger headaches or migraine attacks for some people, possibly due to eyestrain. Consider balancing room lighting with your monitor and reducing screen glare. Frequent screen breaks ...