Some people tend to generate more wind than others - this could be an advantage
They're springing up on rooftops across the country and are becoming the standard bearer of those determined to generate their own electricity. But do wind-turbines - on sale in DIY stories for as little as £1,500 and with claims that they can save 30% on electricity bills - actually work?
"A good scientist is a person with original ideas. A good engineer is a
person who makes a design that works with as few original ideas as
possible" - Freeman Dyson