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Physicists create new model of ringing black holes（图）
振铃黑洞 新模型 引力波
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2023/5/17
When two black holes collide into each other to form a new bigger black hole, they violently roil spacetime around them, sending ripples called gravitational waves outward in all directions. Previous ...
Could we harness energy from black holes?
harness energy black holes
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2021/1/28
A remarkable prediction of Einstein's theory of general relativity -- the theory that connects space, time and gravity -- is that rotating black holes have enormous amounts of energy available to be t...
LIGO-Virgo finds mystery object in gap between neutron stars and black holes（图）
LIGO-Virgo mystery object gap between neutro holes
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2020/7/3
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 supernovas and leave behind dense, dead...
Supermassive Black Holes Control Star Formation In Large Galaxies（图）
Supermassive Black Holes Control Star Formation Large Galaxies
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2018/1/10
Young galaxies blaze with bright new stars forming at a rapid rate, but star formation eventually shuts down as a galaxy evolves. A new study, published January 1, 2018, in Nature, shows that the mass...
How Strong Are Black Holes Really?（图）
Strong Black Holes
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2017/12/19
Black holes are famous for their muscle: an intense gravitational pull known to gobble up entire stars and launch streams of matter into space at almost the speed of light.It turns out the reality may...
三亚国际数学论坛：Black Holes,Quantum Chaos,and Solvable Quantum Systems
三亚国际数学论坛 Black Holes Quantum Chaos Solvable Quantum Systems
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2017/11/24
String theory is a consistent mathematical framework for quantum gravity, a deep question in both fundamental physics and mathematics. One of the main achievements during the past two decades is the d...
三亚国际数学论坛：Black Holes and Holography
三亚国际数学论坛 Black Holes Holography
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2017/11/24
String theory is a consistent mathematical framework for quantum gravity, a deep question in both fundamental physics and mathematics. One of the main achievements during the past two decades is the d...
Cosmic Magnifying Lens Reveals Inner Jets of Black Holes（图）
Cosmic Magnifying Lens Inner Jets Black Holes
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2017/9/5
"We have known about the existence of these clumps of material streaming along black hole jets, and that they move close to the speed of light, but not much is known about their internal structure or ...
Primordial Black Holes May Have Helped to Forge Heavy Elements（图）
Primordial Black Holes Forge Heavy Elements
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2017/9/4
Astronomers like to say we are the byproducts of stars, stellar furnaces that long ago fused hydrogen and helium into the elements needed for life through the process of stellar nucleosynthesis.As the...
Astronomers Detect Orbital Motion in Pair of Supermassive Black Holes
Astronomers Orbital Motion Supermassive Black Holes
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2017/7/24
Using the supersharp radio “vision” of the National Science Foundation’s Very Long Baseline Array (VLBA), astronomers have made the first detection of orbital motion in a pair of supermassive black ho...
RIT study suggests dying stars give newborn black holes a swift kick
RIT study dying stars newborn black holes swift kick
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2017/7/21
New information gleaned from gravitational wave observations is helping scientists understand what happens when massive stars die and transform into black holes.
Rochester Institute of Technology res...
Peering into Black Holes Using an Earth-sized Telescope
Peering Black Holes Earth-sized Telescope
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2017/4/27
Turning the Earth into one giant telescope by coordinating observations from instruments arrayed around the world, teams of radio astronomers are aiming their telescopes for the next 10 days at the th...
AGN Reverberation Mapping: the pc Scale Garden of Massive Black Holes
Active Galactic Nuclei RM for cosmology
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2016/7/22
Reverberation of Active Galactic Nuclei (AGNs) is delivering information of parsec scale structure of galactic nuclei from black hole accretion disks, broad line regions to the inner edge of dusty tor...
Gravitational waves detected from second pair of colliding black holes
Gravitational waves second pair colliding black holes
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2016/6/22
On Dec. 26, 2015 at 03:38:53 UTC, scientists observed gravitational waves -- ripples in the fabric of spacetime -- for the second time.
The gravitational waves were detected by both of the twinLaser ...
Pairs of Supermassive Black Holes in Galaxies May Be Rarer Than Previously Thought（图）
Supermassive Black Holes Galaxies Previously Thought
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2015/9/25
There may be fewer pairs of supermassive black holes orbiting each other at the cores of giant galaxies than previously thought, according to a new study by astronomers who analyzed data from the Nati...