Tim P. said: ""Cava is the Spanish equivalent of champagne, but much tastier." Says who? Just because it's Spanish and you're writing from Barcelona?..." [read]

said: "if the government or state could give incentives or just give it's residents a sub $10,000 windmill to charge the car then that would solve the pow..." [read]

kara said: "hello David - these are not sponsored ads. they are offered exclusively for our TH readers... there is no cost involved. thank you, Kara..." [read]

Dan said: "This story is great, good luck to him! I would love to do something like this, however I do wonder if he aware that there are infact 7 continents n..." [read]

Rebecca said: "In addition to expanding the grid capabilities to help in distribution of wind energy resources, perhaps a more widely distributed network of energ..." [read]