Flettner rotors
Manchester University found a few years ago that a rotor could give eight times more power than a normal windmill
Manchester University found a few years ago that a rotor could give eight times more power than a normal windmill
In 1929 Griffith reported that Whittle's proposal had insufficient merit to warrant further investigation
We need to start thinking about the future of global supplies of natural gas which contribute another third of energy supplies
The driving force for developing new energies is that fossil fuels will become increasingly scarce and more costly
Perhaps we owe the present meltdown of the corrupt financial system to Ayn Rand
Comment on why the taps will run dry, apprenticeships and GCSE exam papers
Ministry of Aircraft Production ordered a back-up design, similar to the Avon, and this engine - the Saffire - proved to be highly successful
Enough of useless "degrees" - let our taxes be spent where they will be most fair and effective
Our profession has the least reward for the highest effort to qualify
The world has not warmed significantly for the 15 years and this proves that carbon dioxide does not cause dangerous global warming