“ An okay article until that last irrelevant paragraph; the non sequitur on global warming. (read full comment) ” 

Posted on May 20, 2012 at 1:52 PM EDT

“ HUDs will gain additional acceptance when (soon) real-time speed limits, hazard warnings, etc. are transmitted to the vehicle from local sources,... (read full comment) ” 

Posted on May 20, 2012 at 1:35 PM EDT

“ Path dependence is all around us; this is not new with LEDs. Railroad tracks, for example, are the width they are because of horse-drawn mining... (read full comment) ” 

Posted on May 14, 2012 at 3:21 PM EDT

“ If there were no humans on earth, would there be any climate change? (read full comment) ” 

Posted on April 26, 2012 at 10:30 PM EDT

“ @Eric21 Yes, and I'm tracking you. (read full comment) ” 

Posted on April 26, 2012 at 9:52 PM EDT

“ This may be a source of feedstock for Dynamic Fuels, a joint venture of Tyson and Syntroleum. (read full comment) ” 

Posted on April 17, 2012 at 9:46 PM EDT

+ 1 more comment posted in this discussion

“ Well said. I've noticed more than one instance where TechReview writers confuse engineering with science. As for the award: perhaps the physics... (read full comment) ” 

Posted on October 13, 2007 at 9:22 PM EDT

“ Harming young people? We all know why the dictators of China are barring new internet cafes -- and it ain't for harming young people. (read full comment) ” 

Posted on June 5, 2007 at 11:34 PM EDT

“ Sometime in the Spring of 2067. CF (read full comment) ” 

Posted on June 2, 2007 at 6:21 PM EDT

“ robot This is only the beginning. future wall-climbing robots will carry life-saving equipment up the sides of tall buildings. CF (read full comment) ” 

Posted on May 1, 2007 at 11:30 AM EDT