Brown dwarfs are sometimes called failed stars, since they form like stars through gravitational collapse, but never gain enough mass to ignite nuclear fusion. The smallest brown dwarfs can overlap in mass with giant planets. ...
Astronomy
Dec 13, 2023
0
148
A new study develops a theory of how magnetic switchbacks are formed around the sun. This quantitative model can be used to predict magnetic field variations and potentially explain the heating and acceleration of the solar ...
Astronomy
Nov 30, 2023
0
133
Around the world, research agencies are struggling to achieve gender parity. A paper published in Nature Astronomy reports how a national Australian astronomy center achieved equal numbers of women and men using science.
Social Sciences
Nov 16, 2023
0
20
Driven by climate change and pollution, the decline of oxygen levels in oceans is altering biogeochemical cycles, threatening marine plants, animals and ecosystems. But how accurately are we projecting the fate of marine ...
Ecology
Sep 28, 2023
0
72
The Gulf Stream transport of water through the Florida Straits has slowed by 4% over the past four decades, with 99% certainty that this weakening is more than expected from random chance, according to a new study.
Earth Sciences
Sep 25, 2023
5
209
In the "weather kitchen," the interplay between the Azores High and Icelandic Low has a substantial effect on how much warm water the Atlantic transports to the Arctic along the Norwegian coast. But this rhythm can be thrown ...
Earth Sciences
Sep 21, 2023
0
27
After years of dedicated research and over 5 million supercomputer computing hours, a team has created the world's first high-resolution 3D radiation hydrodynamics simulations for exotic supernovae. This work is reported ...
Astronomy
Sep 15, 2023
1
2644
As of today, climate models face the challenge of providing the high-resolution predictions—with quantified uncertainties—needed by a growing number of adaptation planners, from local decision-makers to the private sector, ...
Earth Sciences
Sep 8, 2023
0
62
Thanks to continuous advances in human stem cell research, studies that make use of embryo models are progressing quickly. This research offers both a scientific and ethical alternative to the use of embryos resulting from ...
Cell & Microbiology
Aug 17, 2023
0
71
Thanks to the James Webb Space Telescope, astronomers racing to find some of the earliest galaxies ever glimpsed have now confirmed that a galaxy first detected last summer is in fact among the earliest ever found. The findings ...
Astronomy
Aug 14, 2023
0
700
