posted on Jul, 22 2017 @ 02:00 AM
a reply to: TheMadTitan
There is the EM Drive which produces thrust from electricity.
I'm not privy to any information on this but it looks like a UK aerospace company is building the much more efficient superconducting version. I
guess this means they have tried the non superconducting version and it operated to their satisfaction.
SPR - EM Drive
edit on 22/7/2017 by EasyPleaseMe because: (no reason given)