An Arduino can be used to test the life of any battery with less than 5 volts, Boxall says. So, for a quick way to see how much juice your AAA, AA, C, or D batteries have left, build this ...

Comedian Demetri Martin does a bit about the phrase “sort of”. He says: “Sort of’ is such a harmless thing to say… sort of. It’s just a filler. Sort of… it doesn’t really mean anything. But after ...

For $30, Intel’s Arduino 101 board provides an easy path for makers to build a wearable computer, a mini-robot or a smart appliance for the home. The tiny board, which went on sale this week, fits in ...