This levitating barbecue is the coolest thing you'll see today

Let's face it: when it comes to jaw-dropping video footage, it's hard to compete with live coverage of the world's first supersonic dive from the edge of space. But Felix Baumgartner's spacejump was just cancelled, which makes this video of a levitating sheet of piping-hot metal (the equivalent of a floating,… » 10/09/12 11:40am 10/09/12 11:40am

10 Things an Electromagnetic Field Can Do to Your Brain

We all know that electromagnetic fields are magic and can do anything at any time for any reason. Sometimes, though, they can be harnessed to do certain things in particular. Electromagnetic fields can be applied to the skull, making your brain do strange, and sometimes completely inexplicable things. Find out how… » 10/21/11 10:00am 10/21/11 10:00am

Can wireless electricity kill people?

Probably not. Even when it's nipping at our toes, wireless electricity is pretty safe. In 1899, Serbian engineer Nikola Tesla built a 142-foot-tall, 12-million-volt electric coil in Colorado Springs and transmitted electricity wirelessly across 25 miles, illuminating 200 lamps with the charge. After he flipped the… » 10/02/11 9:40am 10/02/11 9:40am