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2020-07-20: The Boundary Between Black Holes & Neutron Stars
02:00
: ... Louisiana and the VIRGO observatory in Italy, consist of kilometers-long
vacuum tubes
set at right ...
2015-10-22: Have Gravitational Waves Been Discovered?!?
05:11
: Split it in two, and then send the twin beams at right angles down four-kilometer long
vacuum tubes.
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