Extreme weather and ocean events are on the rise around the world, due largely to human-caused climate change. But to fully understand these changes—and, ideally, to predict when and where they may occur in the future—researchers ...
Environment
Dec 12, 2022
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81
In the top left corner of this starry sight, the globular cluster NGC 2031 shines brilliantly. This dense group of thousands of stars is held together in a spherical shape by its stars' mutual gravitational attraction. The ...
Astronomy
Dec 8, 2022
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4
An international team of astronomers has performed a long-term multiwavelength study of a distant gamma-ray emitting blazar known as 1ES 0647+250. Results of the research, published November 23 on arXiv.org, yield important ...
Antarctic sea ice deeply affects the global climate in several ways. It regulates the exchanges of heat and gases between the ocean surface and the atmosphere, and drives the formation of the Antarctic Bottom Water that travels ...
Earth Sciences
Dec 5, 2022
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25
New Chinese research suggests that optical variability in emission-line galaxies (ELGs) is likely caused by star-formation activity rather than the activity of supermassive black holes.
Astronomy
Dec 2, 2022
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89
Human-released greenhouse gases are causing the world to warm, and with that warming comes increasing stress for many of the planet's plants and animals. That stress is so great that many scientists believe we are currently ...
Ecology
Dec 1, 2022
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79
Excavating ancient DNA from teeth, an international group of scientists peered into the lives of a once thriving medieval Ashkenazi Jewish community in Erfurt, Germany. The findings, shared today in the journal Cell, show ...
Archaeology
Nov 30, 2022
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2337
Using the 1-m Ritchey–Chrétien–Coudé telescope of the Konkoly Observatory in Budapest, Hungary and NASA's Transiting Exoplanet Survey Satellite (TESS), Hungarian astronomers have observed a variable star known as GD ...
Flinders University oceanography experts have described a new kind of cyclone in the Indian Ocean near Sumatra after observing satellite surface winds in the region.
Earth Sciences
Nov 28, 2022
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212
Binary systems are ideal for accurately identifying basic physical parameters, such as mass, radius and luminosity, of stars. Pulsating variable stars are especially significant, as they offer means for detecting stellar ...
Astronomy
Nov 25, 2022
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