Curapod, a non-invasive light therapy device by Hyderabad-based startup Litemed, offers 50-60% pain relief in a 30-minute ...

Scientists have reimagined the meaning of a "light meal," creating microlasers that use natural products to emit illuminated beams through food. And they're completely edible. These mini lights, the ...

Engineers have developed the first room-temperature, eye-safe, photopumped PCSEL by embedding silicon dioxide into photonic crystal layer.