We don’t need any advanced propulsion to get to Mars,” says Robert Zubrin, founder of the Mars Society and the astronautical engineering company Pioneer Astronautics. “We can do it with chemical ...
For more than a century, everything fired from a submarine's torpedo tubes was built to leave and never come back. Launching ...
Grumman's XTB2F was designed to replace the TBF Avenger, but the massive carrier-based torpedo bomber was canceled before ...