Build a monster PVC flashlight that throws a crazy bright beam using a high‑power LED, PVC pipe body, and recycled lithium ...
Pushed, beaten with log: 54-year-old teacher killed by husband in south Bengaluru Did Donald Trump really appear in Home Alone 2? Here’s what happened Leave Vaibhav Suryavanshi alone. Moral policing a ...
Dermatologists explain the science behind wildly popular treatments like red light therapy, which is now available at home—for a steep price. Full-face LED masks like this one can cost up to several ...
Plant responses to light are multiple. Light is an energy source, converted to sugars by photosynthesis. It is also a signal sensed by specific photoreceptors for red, blue and UV-B radiation. Absence ...