Popular Science News – when you first start exercise classes your instructor helps you get each move just right. S/he moves your arm into position so that you get the maximum benefit from a particular move. When you repeat the move at home, you’re never quite sure you’re getting it right but soon that […]

Popular Science News – like a lot of new technology, FaceBook PhotoTag sounds like a great idea. You take a family photo, put it on Facebook, fire up the PhotoTag app and away it goes labelling all those on the image who have their photos on FaceBook. What’s wrong with that? Well, for a […]