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Cells on the move

From healing to body defences, we rely on cells' ability to crawl. Understanding how cells... read more

DIY flight

It's good to be an amateur aircraft designer in the United States. Engineering software is... read more

The light bulb wars

As eco-conscious lawmakers prepare to consign energy-gobbling incandescents to the scrapheap, we consider the alternatives... read more

2012 OpelS

A quartet of world debuts, an experimental vehicle showcasing future mobility and several new eco-friendly... read more