If you are afraid your friends, kids or any other person you are borrowing your iPad to, might delete an app by mistake or even intentionally, you can enable restrictions on individual all of the apps.
A new study shows, in years 2003-2010 about 4 billion metric tons of Himalayan glacier's ice melted away, that's less then 10 percent of the amount that was predicted before.
The newest findings suggest that a cosmic impact of an asteroid or comet, indeed was the reason why the once mighty dinosaurs don't roam the planet Earth anymore.
When people hear a word combination of Quantum Physics they really do not know how to get their head around it, this video might shed a light and help you understand the basic principles.