Today we are going to create a strobe light for the tips of the wings of an rc airplane using a 555 timer (NE 555 or lm 555 IC) this circuit is very easy to make with few components and most ...

If you happen to be in the market for a small artificial sun, you may be interested to know that for about $1300, you can get a tennis-ball-sized LED array that outputs 120,000 lumens.

In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...

If you're on the hunt for a new TV, you've likely come across countless Mini LED TVs. These backlit models are the latest advancement of LCD TVs, and as the name suggests, said backlights are ...

At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; ...

They claim to fix fine lines, blemishes and redness – but which stand up to scrutiny? We asked dermatologists and put them to the test to find out The best anti-ageing creams, serums and treatments ...

The new method, which uses quantum dots, performs as well as or better than current infrared light sources while being much ...

If you’ve been to a wedding or a downtown coffee shop in the last 10 years, you’ve probably seen those little lightboxes that are so popular these days. They consist of letters placed ...

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