A new spin on the blue stellar sequence
Some humans try to look younger than they really are—stars do, too. This is reported by an international team of astronomers in a paper just published in Nature Astronomy.
Some humans try to look younger than they really are—stars do, too. This is reported by an international team of astronomers in a paper just published in Nature Astronomy.
Astronomy
Feb 25, 2022
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194
An atom's electrons are arranged in energy shells. Like concertgoers in an arena, each electron occupies a single chair and cannot drop to a lower tier if all its chairs are occupied. This fundamental property of atomic physics ...
General Physics
Nov 18, 2021
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367
One of the great mysteries of modern space science is neatly summed up by the view from NASA's Perseverance, which just landed on Mars: Today it's a desert planet, and yet the rover is sitting right next to an ancient river ...
Planetary Sciences
Apr 26, 2021
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4796
A trio of researchers, two with Pacific Northwest National Laboratory and the other the California Institute of Technology, developed computer simulations suggesting that using geoengineering to cool the planet would not ...
The Southern Ocean is a vast band of open water that encircles the entire planet between Antarctica and the Southern Hemisphere landmasses. It is the cloudiest place on Earth, and the amount of sunlight that reflects off ...
Earth Sciences
Jun 19, 2020
3
52
Computer simulations conducted by astrophysicists at Tohoku University in Japan, have revealed a new theory for the origin of supermassive black holes. In this theory, the precursors of supermassive black holes grow by swallowing ...
Astronomy
Jun 2, 2020
1
490
Just as the sun has planets and the planets have moons, our galaxy has satellite galaxies, and some of those might have smaller satellite galaxies of their own. To wit, the Large Magellanic Cloud (LMC), a relatively large ...
Astronomy
Apr 6, 2020
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2414
When forecasting weather, meteorologists use a number of models and data sources to track shapes and movements of clouds that could indicate severe storms. However, with increasingly expanding weather data sets and looming ...
Earth Sciences
Jul 2, 2019
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Chinese internet giant Tencent said Wednesday net profit soared nearly 17 percent in the first quarter as the company appeared set to emerge from the battering it received from Beijing's crackdown on gaming.
Business
May 15, 2019
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6
Microsoft hit the trillion-dollar value mark Thursday for the first time, becoming the third technology giant to reach the milestone.
Business
Apr 25, 2019
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7