Nowadays our phones use GPS to let us work out where we are. But mobile phone networks were able to work out where you were long before phones got smart—and this video explains how.
Source: http://feeds.gawker.com/~r/gizmodo/full/~3/aBgcRbH-XnE/how-your-cell-phone-knows-where-you-are-even-without-1586442333
Category: marilyn monroe Ha Ha Clinton-Dix Derek Carr jennette mccurdy tibetan mastiff
georgeuoy394 