Revolutionaries
Albert Einstein (1879 - 1955) was a German-born, Swiss, and American theoretical physicist. He is best known for his theory of special relativity that revolutionized our view of space and time, and the theory of general relativity that revolutionized our understanding of gravity.
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Most PopularDo Cell Phones Cause Cancer? [492 | 4850 | 0 | 1] 2008-07-20 Claims of cell phones causing brain cancer are becoming common. An examination of the basic properties of electromagnetic radiation and suntanning shows that this cannot be true.
 What is a Scientific Theory? [50 | 3144 | 0 | 0] 2008-07-20 We examine what a scientific theory is and how it differs from the usual English meaning of the word. Cell Phone Paranoia Exposed [46 | 1268 | 0 | 1] 2008-08-07 The physics behind the interaction of radiation and matter tells us that cell phones cannot cause cancer. So why does the idea persist? We dig into the history of radiation and cancer to find out why.
 Cell Phone Fraud Exposed [46 | 1434 | 0 | 2] 2008-09-01 The journal Science is reporting that two studies claiming that radiation from cell phones can cause DNA damage are fraudulent.
Practice with the Laws of Physics [35 | 2508 | 0 | 0] 2008-07-20 Gain some practice with the Laws of Physics by applying them to some puzzles and movie plots.
 Climate Questions Answered [28 | 2007 | 0 | 2] 2009-11-02 Write an op-ed about climate change and you get a lot of emails and questions. Here are the answers!
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