Electricity Kilowatt Batteries. OMG! Sophisticated and useful energy-dense "personal power stations" have quietly come to market. They are impressive.
Wind Bladeless Wind Generators A Spanish company is developing wind generators that exploit the vortex-shedding effect. The tapered towers have no rotating parts.
Wind The Return of Commercial Cargo Sailing Ships Modern, purpose-built commercial cargo sailing ships are now sailing trans-Atlantic routes
