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Which fuel is safer?
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On the left is a vehicle with a hydrogen tank, and on the right a vehicle with a standard gasoline tank. Both tanks have been deliberately punctured and ignited. The top panel shows the two vehicles 3 seconds after ignition. We see that, due to the buoyancy of hydrogen, the flame shoots up vertically, whereas gasoline is heavy and spreads beneath the vehicle. The bottom panel shows the two vehicles 60 seconds after ignition...MORE.
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NanoTech for water
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Gene identified that regulates breast cancer metastasis
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A key gene involved in the spread of breast cancer throughout the body has been identified. Previously, the function of that gene was unknown. Expression of the gene, KLF17, together with another gene ...MORE
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Developing world businesses must invest in nanotech research and development for clean water to stay ahead, says Mohamed Abdel-Mottaleb. Nanotechnology — technology that works on the scale of less than 100 nanometers — already has applications in water purification, ranging from nanomembranes for large-scale desalination plants to magnetic nanoparticles that remove pollutants from household supplies... MORE
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