If your phone doesn't want to boot up again after the update, it gets stuck in a black screen, follow this tutorial where we root the Galaxy SII with Odin and put an official Samsung Android 4 ICS on it.
Opening or changing the battery cover on Nokia Lumia 820 can be a bit tricky if you don't know where to begin. Let me show you the easiest way without doing any damage.
I bet at some point you were wondering how much gold is there in the world. I know I have. See these mind-blowing 3D visualizations of gold compared to everyday objects to get a better perception.
Crows are one of the smartest birds around, but they don't stand a chance against lightning fast and agile falcons. Watch this amazing video to learn how falcons hunt in mid-air from their very perspective.
