New waterproof surface is 'driest ever'

US engineers have created the "most waterproof material ever" - inspired by nasturtium leaves and butterfly wings. The new "super-hydrophobic" surface could keep clothes dry and stop aircraft engines icing over, they say. via Pocket http://www.bbc.co.uk/news/science-environment-25004942#sa-ns_mchannel=rss&ns_source=PublicRSS20-sa