News
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HumansExtreme Encyclopedia: Every living thing will get its own page
A consortium of museums and laboratories has unveiled plans to create a free, Web-based Encyclopedia of Life with an entry for every living species.
By Susan Milius -
PhysicsInvisible Trail: Analyzing the vortices in the wake of a bat
Flying bat generate lift and thrust with their wings much differently than birds do.
By Sid Perkins -
Cells’ Root: Adult stem cells have a master gene
Scientists have found a master gene that allows tissue-regenerating stem cells to retain their regenerative capacity.
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AstronomyStellar Spectacular: Brightest supernova
Astronomers have discovered the brightest stellar explosion ever observed, and it could be the first example of a rare type of supernova involving a freakishly massive star.