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5 results found for water

The World is running out of water

03 Jul 2015 Mehdi Safavi
About 71 percent of the Earth's surface is water-covered, and the oceans hold about 96.5 percent of all Earth's water. But water also exists in the air as water vapor, in rivers and lakes, in icecaps and glaciers, in the ground as soil moisture and in aquifers, and even in your body. However, new NA...

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Underwater astonishments

07 Jan 2015 Morvarid Akhbari
David Gallo shows jaw-dropping footage of amazing sea creatures, including a color-shifting cuttlefish, a perfectly camouflaged octopus, and a Times Square's worth of neon light displays from fish who live in the blackest depths of the ocean. This short talk celebrates the pioneering work of ocean e...

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My underwater robot

07 Jul 2014 Milad Moodi
In a charming talk David Lang, a TED Fellow, shows how he and a network of ocean lovers teamed up to build open-sourced, low-cost underwater explorers.

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How to make filthy water drinkable

13 May 2014 Milad Moodi
Too much of the world lacks access to clean drinking water. Engineer Michael Pritchard did something about it — inventing the portable Lifesaver filter, which can make the most revolting water drinkable in seconds. Don't miss the amazing demo!

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One very dry demo

10 Apr 2014 Milad Moodi
Mark Shaw demos Ultra-Ever Dry, a liquid-repellent coating that acts as an astonishingly powerful shield against water and water-based materials. At the nano level, the spray covers a surface with an umbrella of air so that water bounces right off.

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