chriscappuccio writes: Laser Power Systems (LPS) from Connecticut, USA, is developing a new method of automotive propulsion with one of the most dense materials known in nature: thorium. The company has been experimenting with small bits of thorium, creating a laser that heats water, produces steam and powers a mini turbine. 1 gm of thorium equals the energy of 7,500 gallons of gasoline. Prototype systems generate electricity within 30 seconds of firing a laser.
"All the people are so happy now, their heads are caving in. I'm glad they
are a snowman with protective rubber skin"
-- They Might Be Giants