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Desalting seawater to meet water needs may hold promise 24 Apr 08, 18:10 ET AP - There's probably a place for desalted seawater in meeting the nation's future water needs, but research is needed to reduce the costs and impact on the environment, the National Research Council says. more Protein scraps help fill in dino family tree 24 Apr 08, 17:04 ET Reuters - Scraps of protein from the bones of a 68 million-year-old dinosaur and a mastodon carcass confirm their places in the family tree of life on Earth, researchers reported on Thursday. more Mars Features Resemble Hydrothermal Springs 24 Apr 08, 15:02 ET SPACE.com - There's a growing buzz in the astrobiology community that ancient hydrothermal springs may have been spotted on Mars. more Mars Rover's Robotic Arm Glitch Worsens 24 Apr 08, 15:02 ET SPACE.com - A motor glitch has resurfaced aboard NASA's Mars rover Opportunity and may hinder some of the long-lived robot's ability to wield its mechanical arm. more German team finds new way to fight Alzheimer's 24 Apr 08, 14:14 ET Reuters - A new kind of drug designed to "hitch-hike" into cells reversed signs of Alzheimer's disease when injected into the brains of mice and may become a potent new treatment for humans, German scientists said on Thursday. more Study says near extinction threatened people 24 Apr 08, 12:04 ET AP - Human beings may have had a brush with extinction 70,000 years ago, an extensive genetic study suggests. more How DNA Could Reveal Texas Sex Practices 24 Apr 08, 11:05 ET LiveScience.com - Officials in Texas just finished collecting cheek-swab samples from the 437 children and alleged parents in order to determine who is related to whom. more Experts say sex abstinence program doesn't work 24 Apr 08, 10:52 ET Reuters - Programs teaching U.S. schoolchildren to abstain from sex have not cut teen pregnancies or sexually transmitted diseases or delayed the age at which sex begins, health groups told Congress on Wednesday. more Hubble Photographs Dozens of Colliding Galaxies 24 Apr 08, 09:15 ET SPACE.com - A huge set of new Hubble Space Images show galactic collisions in action and the variety of peculiar forms that merging galaxies can take. more Gasping for Breath in the Jurassic Era 24 Apr 08, 07:02 ET SPACE.com - The debate over climate change and its effects is often headline news. In the near future, scientists are concerned that the Earth will experience a continuing increase in global temperature. New research is showing that even if this increase is only a few degrees, it could have important repercussions for life on our planet. more New Zealand's largest glacier will disappear: scientists 24 Apr 08, 02:55 ET AFP - New Zealand's largest glacier is shrinking fast due to climate change and will eventually disappear altogether, scientists said Thursday. more

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