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Ann Leda Shapiro (born 1946) is an American artist, [1] raised in New York City. [2] next door to the American Museum of Natural History and across the park from the Metropolitan Museum of Art. She attended the San Francisco Art Institute (BFA,1969) and the University of California, Davis (MFA,1971). [3] Shapiro's work was shown in a 1973 solo ...
The Shapiro time delay effect, or gravitational time delay effect, is one of the four classic Solar System tests of general relativity. Radar signals passing near a massive object take slightly longer to travel to a target and longer to return than they would if the mass of the object were not present. The time delay is caused by time dilation ...