There's a school of thought in Science, not widely subscribed to, that says "if it looks impossible, keep trying to do it until it works". That's the attitude China is taking towards perpetual motion, and they reckon they've cracked it. It's an electromagnetic drive, which converts electromagnetic energy into thrust via microwaves.

More at link: http://www.techdigest.tv/2008/09/the_chinese_are.html

yes and they have that space elevator issue stil in the works as well. either way it goes at least someone is trying to approach the next step in space exploration from a different angle. if we think alike are we not doomed to the same ending.