Originally Posted by $5 submissions

Tired of paying high gas prices due to some BS in the middle east? Sick of putting around burning non-renewable fuel?

The solution might be at your nearest beach. That's right-scientists have turned SEAWEED into fuel. Why seaweed? It doesn't need land that could have been used for food production (like,ahem, corn ethanol). It grows almost as fast as its cousin algae. It doesn't need fertilizer because it sucks it up from the sea.

http://www.scientificamerican.com/ar...d-into-ethanol

The downside: genetic engineering