January 11, 2011
Article
The Guinness Book of Records is published annually and contains a collection of world records of human achievements and extremes in nature.
May 06, 2010
Article
An entire industry has grown up around airport security, aimed at the estimated two billion passengers taking flights every year. This industry grows explosively.
April 29, 2010
Article
Thirty years ago, I counted 12 MRI machines worldwide. Once the total had passed 25,000, I gave up counting.
March 29, 2010
Article
Thirty years ago, I counted 12 MRI machines worldwide. Once the total had passed 25,000, I gave up counting.