The process mentioned below shows how we can convert the LEDs to the light sensors so that it can be used for many other purposes also. Read on to know more about this.As the Blinkenlight Shield has ...

A ‘googly eye’ with hole for LED leads on one side, slot for coin cell on the other. Black disk for pupil removed. We love seeing a thing get used effectively for other than its intended purpose, and ...

There are all kinds of expensive beauty treatments on the market — various creams, zappy lasers, and fine mists of heavily-refined chemicals. For [Ruth Amos], a $78,000 LED bed had caught her eye, and ...