Invisibility Cloak... Need We Say More?

"Real-world invisibility cloaks are not only theoretically possible -- they may be coming faster than anyone might have guessed, a few years back. Harry_head The cloaks would rely on so-called "metamaterials": composites structured to let electromagnetic waves flow them,...

Freeze, iPod User!

"Ever taped or PVRed a show so that you can watch it later, otherwise known as time shifting? Or ripped a CD so you could listen to it on your MP3 player, called format shifting? With changes to Canada’s copyright laws expected as early as next month, these mundane 21st...

Weather and joint pain: Any connection?

"Many studies have explored the relationship between joint pain and weather changes, such as barometric pressure, temperature and humidity. Although both anecdotal and scientific evidence suggest that a connection exists, it has not been proven. Your joints are lined with a...