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Friday, May 8, 2009 Sign Up for Newsletters New This Week • New, Fast-Evolving Rabies Virus Found -- And Spreading • Hawaii's "Gentle" Volcano More Dangerous Than Thought • Spiders Getting Bigger -- Global Warming to Blame? • NEW SPECIES PHOTOS: Meet the Tiny Toadlet (and Froglet) Week in Photos A dog quake survivor gets a wheelchair, an ancient Hebrew document is found, Bolivia's Indians fight in rituals, and more in this week's best news photos. See the Photos See Latest News » More News Photos » Top Stories of the Week Bendable Concrete Heals Itself -- Just Add Water Rather than crumbling under pressure, the flexible material forms hairline cracks that can then auto-seal after a few days of light rain, researchers say. Share:   PHOTOS: "Unusual" Sea Volcano Spews Acid, Grows Fast Toxic gases have been continually erupting from the fast-growing Pacific volcano since 2004, a new expedition reveals. But some odd new animals seem to like it just fine.   PHOTOS: Oldest Seahorses Found; Help Solve Mystery The fossils, which contain the only known extinct seahorse species, shed light on the mystery of how the poor swimmers were able to disperse across the globe, scientists say.   See Latest News »   Latest Photo News                   PHOTOS: Over 200 New Amphibians Found in Madagascar   PHOTOS: "War Fungi" to Return to China     More Photos »   Latest Video News                   Whale Fossil Found in Kitchen Counter Share:   Europe vs. Canada Over Seal Hunting Share:     More Videos »   Most Viewed News of the Week   1. Sun Oddly Quiet -- Hints at Next "Little Ice Age"? 2. Bendable Concrete Heals Itself -- Just Add Water 3. PHOTOS: Ancient Egypt Temples Found at Gateway Fortress 4. Oldest Dinosaur Protein Found -- Blood Vessels, More 5. FIRST LOOK: Swine Flu Virus Revealed   More Most Viewed »       Photo of the Day See Photo If you received this email from a friend and would like to subscribe to this or other National Geographic emails, click here. Unsubscribe | Change Email Address | Update Email Preferences | Privacy Policy | Mission Statement Click the unsubscribe link above to be removed from our email program, or send your request to… National Geographic; Attn: E-newsletter Program; 1145 17th Street NW; Washington, DC 20036. Copyright © 2009 National Geographic Society. All Rights Reserved. To ensure that you receive your National Geographic emails, please add ngs@newsletters.nationalgeographic.com to your address book now.