As mentioned in LED Lightlane increases bicycle safety at night we like combinations of LEDs and bicycling on Gadget Master... Here is another example, drawn to our attention by Electronics Weekly's ...

Wafer level chips are cheap and very tiny, but as [Kevin Darrah] shows, vulnerable to bright light without the protective plastic casings standard on other chip packages. We covered a similar ...

An accelerometer reads hand motions and sends them via an RF module to an Arduino. This is a bit of a trick, because the device produces an analog value and [Saddam] uses some comparators to ...

With it, via I2C, I could add an Arduino Pro Mini, and an I2C Oled Display and make a watch capable of having all this information, plus a pedometer (by analysing accelerometer data).