“ There's more to Chromebook "Google's new Chromebook ... is essentially a laptop that runs Google's Chrome web browser and nothing else..." Wait,... (read full comment) ” 

Posted on May 26, 2011 at 11:58 PM EDT

“ Space Beacons Science fiction authors had considered using suns with periodic variations in brightness as... (read full comment) ” 

Posted on November 3, 2010 at 12:25 PM EDT

“ Helicopter speed You report that this little toy helicopter can reach speeds of up to 130 kilometers per hour. Is that true? (read full comment) ” 

Posted on August 30, 2010 at 3:27 PM EDT

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“ Search Rays versus Vibration Screens Science fiction writer Nat Schachner (who was also trained as a scientist) enjoyed 'cat-and-mouse... (read full comment) ” 

Posted on October 1, 2009 at 9:45 PM EDT