“ Two input NAND gates I a two input AND gate the output is high when both the inputs are high and low in all other cases.But when the gate is... (read full comment) ” 

Posted on July 13, 2007 at 3:22 PM EDT

“ receiver resonating at the same frequency as that of the resonating waves Why is the receiver maintained to viberate at the same resonant... (read full comment) ” 

Posted on July 7, 2007 at 3:34 PM EDT

“ Better face recognition software Please explain "any patch of skin--called a skin print--can be captured as an image, then broken up into smaller... (read full comment) ” 

Posted on June 15, 2007 at 4:13 PM EDT

“ Semiconductor polymer droplets on plastic surface forming a circuit I want to know how a liquid semiconductor material deposited on plastic... (read full comment) ” 

Posted on June 3, 2007 at 5:41 PM EDT

“ Oxygen formed at the anode When photons are converted into electrons do they not convert the H+ ions of the water molecules to hydrogen.I can... (read full comment) ” 

Posted on June 3, 2007 at 5:06 PM EDT