Physicist proposes laser light could transfer energy to a gravitational wave
A theoretical proposal would use laser light to exchange tiny amounts of energy with a passing gravitational wave.Repeated…
The universe may contain a staggering 40 quintillion black holes
Astronomers estimate that about 40 quintillion stellar-mass black holes exist within the observable universe, a number written as…
Black Hole “ringing” could put Einstein’s theory to its toughest test
A newly merged black hole does not become quiet at once. It vibrates, sheds energy through gravitational waves…
Gravity Isn’t a Force: Google DeepMind’s Adam Brown on Einstein’s Biggest Insight — BigGo Finance
Imagine a power plant that extracts 100% of the energy stored in matter itself — not from chemical…
Scientists Say Some Black Holes Are Born From Other Black Holes
Since LIGO’s Nobel-winning discovery of gravitational waves—ripples in spacetime—the U.S.-based detector has been picking up on hundreds of…
Many black holes had past lives, new research shows | MIT News
When a star dies, a black hole is born. This has been the textbook origin story for most…
Black hole collision lets scientists probe the event horizon for the first time
Black holes do their most important work in hiding. The boundary that defines them, the event horizon, seals…
Astronomers Unveil Record-Breaking Haul of 161 New Black Hole Collisions
A major new release of gravitational-wave detections is offering researchers an unprecedented view of some of the universe’s…
Mysterious Cosmic Signal Could Be First Real Evidence of Primordial Black Holes
Artist’s illustration of two black holes orbiting each other. Credit: Carl Knox, OzGrav, Swinburne University of Technology Scientists…
Faint black hole ‘ringing’ provides a sharper test of Einstein’s gravity
When two black holes crash together, the violence does not end at impact. The newly formed black hole…
Gravitational wave detectors can now tune themselves using black holes
Gravitational wave researchers working on the world’s most sensitive scientific instruments have found a way to tune their…
A new way to spot signs of dark matter | MIT News
Dark matter is thought to make up most of the matter in the universe, but the only way…