Plasma engines are emerging as the next frontier in deep-space propulsion

Plasma propulsion transforms an inert propellant – often hydrogen – into plasma, a superheated mix of ions and electrons. Magnetic fields then funnel and accelerate the ...

Lessons learned from a six-year stint building nitromethane funny car engines

I spent the first half of the 1970s wrenching on supercharged fuel Funny Cars. Those familiar with the breed know that even ...