Keycap troubles? Don't worry, these are easier to fix than you think If a keycap comes off your laptop's keyboard, snap the keycap back onto its key retainer; listen for a click to be sure it's ...

Look on the back of your laptop charger and you’ll find a mess of symbols and numbers. We’d bet you’ve looked at them before and gleaned little or no understanding from what they’re ...

It’s the IBM 701c, the famous “Butterfly” laptop, whose fold-out keyboard still gives it star quality, and [John Graham-Cumming] has documented the restoration of one from the tattered ...