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 ...

Philip Gutjahr is using a Raspberry Pi 5 to power his Sensorpack project which features an array of sensors that are super useful and fun to tinker with.

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Nancy Redd Shifts in the ...

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 ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

There are many different ways to evolve a Pokemon in Pokemon GO, one of them being through the use of Lure Modules. Typically, these items are used to attract Pokemon to a PokeStop for a short time.