The S80 class submarines are the only 3,000-ton vessels in the world equipped with the AIP system, according to Navantia.
Austrian aerial stuntman and all-around maniac Peter Salzmann has already pushed wingsuiting to a whole 'nother level in strapping on an electric propulsion system to turn himself into what might be ...
Elon Musk aims to make life multiplanetary, but Jeff Bezos believes we should be building massive cylindrical space stations.
General Dynamics has secured a $15.9 million contract from the U.S. Navy to develop the MEDUSA sea mining system.