alt-e enn grist
clean break green car congress real climate sustainablog the energy blog treehugger inhabitat
clusterfuck nation the oil drum
idealbite eco-blog links
A working microwave thruster would radically cut the cost of satellites and space stations and extend their working life, drive deep-space missions, and take astronauts to Mars in weeks rather than months. In hindsight, it may turn out to be another great British invention that someone else turned into a success.