Light powers everything from communications to sensing, yet even tiny imperfections can scatter it and weaken signals. To ...

If you wear prescription glasses, you've likely been asked whether you'd like your lenses to have a blue light coating before purchase. Or, if you spend your days working on the computer or staring at ...

CU Boulder researchers have built high-performing optical microresonators, opening the door for new sensor technologies. At ...

Smart glasses with cameras like the Ray-Ban Meta are being used to record women without their consent. Here's how to tell if someone is using them while talking to you.