TOP 100 SCIENCE SITES
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| Study Gives Key Role to Sleep in Helping Brain Learn Anew New research supports the hypothesis that during sleep, the connections between neurons weaken. nytimes.com |
U.S. says "virtual fence" on border ready for use WASHINGTON (Reuters) - A high-tech "virtual fence" on part of the U.S. border with Mexico is finally ready for service and the technology can fight illegal crossings all along the frontier, the Homeland Security chief said on Friday. feeds.reuters.com |
Space Shuttle Endeavour Blasts Into Orbit Space shuttle Endeavour launched successfully from Cape Canaveral, Florida early Wednesday morning and quickly reached orbit on its way to the international space station for the longest visit ever to the orbiting outpost. feeds.cbsnews.com |
Observatory: Efforts of Dancing Bees Are Often Wasted on Distracted Audience Much has been made about the waggle dance, but many bees seem to ignore the information it might convey. nytimes.com |
Look! In the Sky. It’s a Rocket Racer. The Rocket Racing League, a long-promised attempt to create a kind of Nascar of the skies, will hold its first exhibition races this year. nytimes.com |