Xteink launches the X4, a magnetic e-reader that attaches to your phone and targets readers who want a light, ultra-portable ...

We’re used to Hall effect devices as proximity sensors in mechanical systems, used to provide detection of something that has a magnet attached to it. However it’s easy to forget that the devices that ...

The Arduino magnetic drawing machine operates using an Arduino board mounted with a magnetometer. This setup, combined with node.js and socket.io, allows the machine to detect disturbances in the ...

A common problem at parties and get-togethers – although we don’t remember this happening – is regulating the amount of alcohol people consume. [Mike] came up with an interesting solution to make sure ...

Makers, hobbyists and education establishments that have ever wanted to build their own robot, complete with a variety of different sensors. Are sure to be interested in a new open source robot called ...

Now there’s even more you can do with LEGOs, besides stacking them and plucking them out of the bottom of your feet. Microduino’s new generation of little stackable Arduino modules, mCookie, is both ...

The magnet floating device operates using a small Hall Effect sensor where the field of the permanent magnet can be detected or be able to modulate the magnetic field of electromagnet. The magnet ...

[Photo: Joe Desbonnet] Have you ever wanted to find an inexpensive way of communicating with your Android phone wirelessly, but without relying on the likes of Bluetooth or Google ADK? If you also ...