Category Wind turbines

Skysails

Skysails, being tested now, could save 10-15% on fuel costs, maybe as much as 30%. Also mentioned in the article are tethered airborne wind turbines. Wow.

Home-grown wind power

Asymptotic Life bought a wind turbine on eBay for $360 then built their own tower for it using similarly bargain-priced parts. They now have a wind power that produces 200 watts at 20 mph, and they did it for for…