The Most Amazing Inventions of 2005
Our annual roundup of the best new products and technological innovations prompted readers to share their excitement about the cool things that await them in the future--maybe even under the Christmas tree. Some were troubled by the ethical implications of the cloned dog Snuppy
I truly enjoyed your selection of the best new inventions [Nov. 21]. I liked the ENV hydrogen-powered motorcycle and the Shift tricycle, whose rear wheels move closer together at higher speeds and separate for balance at slower ones. But I was most impressed by the LifeStraw [a drinking tube with powerful...