In 2017, astronomers witnessed the birth of a black hole for the first time. Gravitational wave detectors picked up the ripples in spacetime caused by two neutron stars colliding to form the black hole, and other telescopes ...
General Physics
Feb 16, 2021
5
359
In the moments immediately following the Big Bang, the very first gravitational waves rang out. The product of quantum fluctuations in the new soup of primordial matter, these earliest ripples through the fabric of space-time ...
General Physics
Dec 9, 2020
47
314
Only a few years ago, scientists the world over celebrated as the first-ever gravitational waves were detected—confirming a long-held scientific theory and opening up an entirely new field of research.
General Physics
Oct 29, 2020
0
121
Gravitational wave detectors have opened a new window to the universe by measuring the ripples in spacetime produced by colliding black holes and neutron stars, but they are ultimately limited by quantum fluctuations induced ...
General Physics
Sep 25, 2020
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2636
Researchers could detect more mergers of black holes and neutron stars with plans for a new flagship gravitational wave observatory in Europe moving a step closer.
Astronomy
Sep 15, 2020
0
40
A cutting-edge vibration sensor may improve the next generation of gravitational-wave detectors to find the tiniest cosmic waves from the background hum of Earth's motion.
Astronomy
Jul 13, 2020
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17
A new study released today makes a compelling case for the development of "NEMO"—a new observatory in Australia that could deliver on some of the most exciting gravitational-wave science next-generation detectors have to ...
Astronomy
Jul 8, 2020
0
598
Predicted by Einstein's general theory of relativity, gravitational waves are ripples in space-time generated by certain movements of massive objects. They are important to study because they allow us to detect events in ...
Quantum Physics
Jul 1, 2020
4
228
Black holes are among the most fascinating phenomena of outer space, and we're learning more about them all the time. Just last week, a group of astronomers published a paper documenting a rare visible collision of black ...
Astronomy
Jun 30, 2020
11
150
When the most massive stars die, they collapse under their own gravity and leave behind black holes; when stars that are a bit less massive die, they explode in a supernova and leave behind dense, dead remnants of stars called ...
Astronomy
Jun 23, 2020
20
1390
