But powerful magnets are usually large and energy hungry. Chukun Gao at the Swiss Federal Institute of Technology in Zurich and her colleagues sought to build a small ultra-strong magnet that would ...
Magnets are a crucial technology in our modern life. There are magnets in pretty much all electronics, most household ...
News from Centauri Dreams of progress on the mini-mag Orion concept Take what would be a rocket design that is 70-80 times more efficient than existing chemical rockets and beam particles at it so ...