Einstein's general relativity predicted gravitational waves generated by massive object collisions, propagating at the speed of light and carrying information about their origin. Computational ...
This is at least my ninth year of writing about Pi Day—here is my post from 2010. Of course it's called Pi Day because the date, 3/14, is similar to the first three digits of pi (3.1415 …). At this ...
Astronomers detected in unprecedented detail a collision between two black holes. Their observations confirm predictions made ...
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