The Threes-like puzzle game sucks you in by making it seem easy to hit the magic number. Turns out, though, that it actually is easy -- if you understand the game's logic. Nick Statt was a staff ...

UNITED NATIONS (AP) - The United Nations says six billion of the world's seven billion people have mobile phones - but only 4.5 billion have access to toilets or latrines. So the U.N. is launching a ...