A new ultrathin photodetector captures light across the full spectrum in just 125 picoseconds, opening the door to faster, smarter imaging technologies.

I tested a near-infrared light device that attaches to my computer, mimics the sun, and allegedly improves mood and focus. Did it work?

Projection mapping has the potential to create shared immersive experiences in exhibitions, commercial facilities, and public spaces. However, the technique is highly sensitive to ambient lighting, ...