“ I was wondering thing same thing as the initial writer, thinking back to the power supplies on the lab racks when I was a preengineering student in... (read full comment) ” 

Posted on February 24, 2011 at 4:35 PM EST

“ A question, and sympathy about nutty responses About wormholes, they're cool, if almost certainly impractical. I am really incompetent to... (read full comment) ” 

Posted on February 13, 2011 at 10:13 AM EST

“ cooling at generating plants? With all the talk about steam engines, are they using the waste heat from the condensers? If so, could this system... (read full comment) ” 

Posted on August 12, 2010 at 4:45 PM EDT

“ Agree about CFL's Some CFL bulbs produce good quality light at 60 and 100 watt equivalents (And up to about 92 CRI on some fluorescent... (read full comment) ” 

Posted on June 30, 2010 at 10:44 AM EDT

“ Complaint about operating systems? Seems to me he's complaining about bloated, do everything operating systems. Perhaps a physical rethink is... (read full comment) ” 

Posted on June 22, 2010 at 6:18 PM EDT

“ Device designs Need for new device designs sounds like an interesting challenge. A few words to frame/provide context so one can at least guess... (read full comment) ” 

Posted on June 21, 2010 at 2:13 PM EDT

“ My immediate thought also Wording almost seemed to skirt around issue. Probably reflecting the wording in the press release. Actually sounds... (read full comment) ” 

Posted on June 21, 2010 at 2:02 PM EDT

“ Is it that hard to test? Haven't read the article, but sounds interesting. Giga hertz? And does it go through a rectifier of some sort? Could... (read full comment) ” 

Posted on March 11, 2010 at 10:50 AM EST

“ Solar hot water I've often wondered, given that at least 70% and as much as 90% of the incoming sunlight does NOT turn into electricity, if there... (read full comment) ” 

Posted on February 10, 2010 at 3:18 PM EST

“ I've often wondered this. Maybe replace with leather caps to prevent abrasions. But my query is utterly unsupported with facts. I played... (read full comment) ” 

Posted on February 8, 2010 at 11:19 AM EST