an article
http://www.aerospaceamerica.or…ee_AeroAmericaFeb2017.pdf
QuoteNASA researchers rattled the propulsion community last year when they reported generating thrust inside a vacuum chamber with electromagnetism instead of propellants. Was the effect real or a product of an unknown source of error? Adam Hadhazy spoke to scientists who aim to find out.
I've posted it on emdrive-forum