Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 5918010 | Collaborative internet data mining systems A collaborative Internet data mining system for facilitating a group effort from a plurality of guides to the Internet, by automatically processing the information provided by the guides and thereby create a branded or uniform look and feel to the web sit... | 06/29/1999 |
