Our galaxy's black hole not as sleepy as thought: astronomers
The supermassive black hole lurking at the center of our Milky Way galaxy is not as dormant as had been thought, a new study shows.
The supermassive black hole lurking at the center of our Milky Way galaxy is not as dormant as had been thought, a new study shows.
Astronomy
Jun 24, 2023
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122
The Milky Way galaxy is in the recycling business.
Astronomy
Oct 19, 2020
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283
The future economy based on renewable and sustainable energy sources might utilize battery-powered cars, large-scale solar and wind farms, and energy reserves stored in batteries and chemical fuels. Although there are examples ...
Materials Science
Sep 4, 2020
2
286
A black hole, at least in our current understanding, is characterized by having "no hair," that is, it is so simple that it can be completely described by just three parameters, its mass, its spin and its electric charge. ...
Astronomy
Jun 15, 2020
3
452
On Oct. 5, 2020, the rapidly rotating corpse of a long-dead star about 30,000 light years from Earth changed speeds. In a cosmic instant, its spinning slowed. And a few days later, it abruptly started emitting radio waves.
Astronomy
Jan 27, 2023
27
496
21st century X-ray technology has allowed University of Warwick scientists to peer back through time at the production of the armor worn by the crew of Henry VIII's favored warship, the Mary Rose.
Archaeology
Apr 28, 2020
0
1576
Astronomers from the University of Alabama in Huntsville have investigated the galaxy cluster Abell 3558 using ESA's XMM-Newton spacecraft. In their results, they detected two large-scale sloshing cold fronts in the outskirts ...
Materials scientists at Duke University have shown the first clear example that a material's transition into a magnet can control instabilities in its crystalline structure that cause it to change from a conductor to an insulator.
General Physics
Apr 13, 2020
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1038
What remains of the star that exploded just outside our galaxy in 1987? Debris has obscured scientists' view, but two of NASA's X-ray telescopes have revealed new clues.
Astronomy
Feb 23, 2021
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213
A colorful, festive image shows different types of light containing the remains of not one, but at least two exploded stars. This supernova remnant is known as 30 Doradus B (30 Dor B for short) and is part of a larger region ...
Astronomy
Jan 3, 2024
0
136