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A dry-weather crisis for Hoover Dam
July 23, 2007 The dam's governing authority is getting ready to decide what to do if there's not enough water for the future.Photos: Losing water at Hoover DamBrazil sinking with annual Amazon floods
October 6, 2005 How much water is in the Amazon? It's making the crust of the Earth around it bend by three inches every year, researchers find.Diving into mysterious Crater Lake
August 25, 2006 Scientists use aquatic robots and highly sensitive sonar to study its pristine, self-contained ecology. Photos: A water-filled crater Video: Deep-diving robotPint-size hydro power on tap
October 24, 2007 Start-up Rentricity designs a generator that brings hydroelectric power down to size for cites and towns.To harvest water from air, MIT copies beetles
June 16, 2006 The future of water is in bumps, according to researchers studying a desert beetle's method of water collection.Troubled waters for ocean 'dead zones'
November 1, 2006 newsmaker Robert Diaz, a leading marine scientist working with the U.N., explains the increasing phenomenon of lifeless habitats.Will pasteurization become a bit passe?
June 30, 2006 Israeli start-up offering food and water purification issues age-old cry: We can kill more bugs than you.Did the Sea of Galilee ice over 2,000 years ago?
April 13, 2006 Doron Nof, an oceanographer at Florida State University, offers an explanation for walking on water in the Sea of Galilee.Satellites used to track world's water supply
December 12, 2006 The roving pair is measuring the Earth's gravitational field as part of a NASA-sponsored experiment on water supply changes.Technology may quench thirst for drinking water
September 2, 2005 In New Orleans, there's "Water, water everywhere, but not a drop to drink." Solutions emerging from academia and elsewhere could help. Photos: UV-Tube at workTools for the ultimate high-tech survival kit
September 30, 2005 For the planner with money to burn, plenty of high-tech devices can be added to a good disaster-survival kit. High-tech tools for coping with disasterSegway inventor scoots to bigger matters
December 4, 2006 From potable water to portable energy, maverick inventor Dean Kamen discusses his top concerns.Hydrogen fuel cells power Fujitsu data center
August 17, 2007 Hydrogen. It's the alternative fuel everyone hates--but apparently it works, according to Fujitsu.Photos: Fujitsu unveils king-size fuel cellUsing steam to cool computers
March 20, 2007 Celsia Technolgies has come up with a line of components it says cools torrid hotspots better than conventional heat pipes or fans.Photos: Cool your gadgets with steamEco-friendly toxic cleanup is a blast
March 5, 2007 A small company in Florida has a hose it says makes cleaning up after environmental hazards a breeze. Photos: At the shipyard Video: Ship-cleaning robotNASA photos may point to recent water flow on Mars
December 6, 2006 It's not concrete, but scientists say images provide "the strongest evidence to date."Photos: Best evidence yet of liquid water flow on MarsA better way to make seawater drinkable
November 9, 2006 UCLA researcher develops efficient membrane for filtering out salt and impurities; nanoparticles do a lot of the work.A sunny forecast for hot water
February 20, 2007 Systems that heat water with solar energy are catching on--again. Could they insulate building owners from fluctuating gas bills?Photos: Return of solar thermalProducing hydrogen with water and a little metal
May 18, 2007 Purdue professor makes hydrogen by mixing water, gallium and aluminum, eliminating the need to store hydrogen.Mars rovers showing signs of age
December 6, 2005 The Mars rovers are getting creaky. But they have far exceeded expectations and presented evidence of water on the red planet. Photos: Mars rovers still chugging
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