An update on my DIY animatronic eye project using CAD design, 3D printing, and Arduino control. I also share techniques for painting realistic eyes to enhance the final animatronic effect.

Metro journalists select and curate the products that feature on our site. If you make a purchase via links on this page we will earn commission – learn more By now, we’ve all got our skincare ...

Novavax Inc. reports fourth-quarter results Thursday before the market opens, as investors look for signs that the vaccine maker’s pivot to a partnership-driven business model is gaining traction. The ...

Blue light is a high-energy part of visible light from the sun, screens, and light-emitting diode (LED) bulbs. Your cornea and lens don’t block blue light the way they block ultraviolet (UV) rays.

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Having personally tested ...

Blocking or non-blocking read; Supports any number of rows and columns; User defined key mapping; prevents reading the same event twice. A matrix keypad will have some pins or wires that you have to ...

sent_data.ch1 = map(analogRead(A5), 0, 1024, 0, 255); sent_data.ch2 = map(analogRead(A6), 0, 1024, 0, 255); ...