These components are probably the most valuable parts you can salvage from old gear. They are essential if you are working on ...

Imaging technology has transformed how we observe the universe—from mapping distant galaxies with radio telescope arrays to ...

This easy-to-build walking reindeer can be constructed with only a bow motor, battery, wires, and a few other parts.

Do you remember that laser gun toy we used to play with as kids? And the warning that came with it, stating that the laser pointer could damage your eyes? Laser light can be dangerous not only for ...

Along with the XR10, Hisense has announced the new PX4-Pro, an ultra-short-throw projector with a sleek design and more grounded specifications. The quick rundown includes up to 200 inches of ...

Ahead of CES, Hisense has unveiled not one but two new projectors that boost specs that make the previous models pale in comparison. We're talking higher brightness, images with better contrast, and ...

Is someone on your list hard to shop for? We've got a ton of great options for just about anyone. And grab a little something ...

If you read about Hall effect sensors — the usual way to detect and measure magnetic fields these days — it sounds ...

Considering a laser hair removal service? I get it, and I've actually tried them. My review? They're painful, expensive, and take a lot of sessions to see results. Soon, I'm running right back to ...

Here’s a fun build from [RootSaid] that is suitable for people just getting started with microcontrollers and robotics — an Arduino-controlled two-wheeled robot. The video assumes you ...

William Truswell, MD, FACS, operates his own cosmetic and reconstructive facial surgery practice. Dr. Truswell was the first in his area in Western Massachusetts to have an accredited private office ...

Laser-produced plasmas are plasmas produced by firing high-intensity beams of light. Laser-produced plasmas have been used to create short bursts of x-rays and to accelerate particles — so-called ...