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• Underwater kites could be next wave in clean energy

  Moored to the ocean floor, they glide in the slow-moving currents to reap energy. A KTH researcher involved in Europe's biggest "underwater kite" project explains how it works.

• Web firestorm raises concern over free exchange in science

  Where new research is concerned, how free is one to think out loud and express ideas? The Swedish politician, Peter Pedersen, has already found out – at some cost. When he asked an open question about wind-powered vehicles and rechargeable batteries to a research panel, it led to gross persecution on the Web. In actual fact, his ideas touched upon several pioneering solutions for eco-sensitive transport.