Flashing LEDs protect livestock from lion attacks

When we think of defense against lion attacks, the first thought is usually guns. Lots and lots of guns.  [Richard Turere], a 13 year old Kenyan tinkerer with neither books nor any technical education, has come up with something entirely different – He’s keeping the lions at bay with a solar powered system of flashing LEDs. Yup. Flashing LEDs.… Read the rest

Hacking your MacBook Air restore drive to install OSX Lion

macbook_air_restore_media_unlocker

[Josh Wright] wrote in with a handy little hack just in time for today’s release of Mac OSX Lion. If you’re not familiar with the new version of the OS, Apple has decided to change things up this time around, completely eliminating physical distribution media.

In the event that you need to run a factory restore, this becomes an issue … Read the rest