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Article: Weber, Joseph 1919-
- Article from:
- American Decades
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Copyright informationCOPYRIGHT 2001 The Gale Group, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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WEBER, JOSEPH 1919-
Physicist
Einstein's Concept of Gravity
Einstein's general theory of relativity predicted that huge bodies accelerating in space should give off gravity in waves. These gravity waves would travel at the speed of light. Physicists believed Einstein, but until University of Maryland physicist Joseph Weber published the results of a ten-year experiment in 1968, these waves had not been proven to exist.
Detecting Gravity
Weber posited that gravity waves should not be expected to be strong, so he would need a sensitive detector. But then he would need a way to eliminate the interference
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Earth tremors, passing cosmic rays, electromagnetic radiation, and even atomic ...
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