Astronomers spot unusual stellar explosion rich in oxygen and magnesium
A study led from the University of Turku, Finland, discovered a supernova explosion that expands the understanding of the later life stages of massive stars.
A study led from the University of Turku, Finland, discovered a supernova explosion that expands the understanding of the later life stages of massive stars.
Astronomy
Jan 10, 2023
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163
Major ice streams can shut down, shifting rapid ice transport to other parts of the ice sheet, within a few thousand years. This was determined in reconstructions of two ice streams, based on ice-penetrating radar scans of ...
Earth Sciences
Dec 5, 2022
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24
Rapid changes in marine oxygen levels may have played a significant role in driving Earth's first mass extinction, according to a new study led by Florida State University researchers.
Earth Sciences
Nov 18, 2022
2
181
Researchers generated induced pluripotent stem cells (iPSCs) and cerebral organoids from the last male Malaysian Sumatran rhino, according to a study published in the journal iScience on October 20. As noted by the authors, ...
Plants & Animals
Nov 9, 2022
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273
Many mammal species living in cold climates tend to have large bodies and short limbs to reduce heat loss—a general pattern known as Bergmann's rule. However, bats are the exception to the rule, displaying small body sizes ...
Plants & Animals
Jul 21, 2022
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154
Climate change is causing a mass extinction the likes of which has not been seen in recorded history. For birds, this biodiversity loss has implications beyond just species loss. In research publishing in the journal Current ...
Plants & Animals
Jul 21, 2022
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63
Japanese scientists observed muscle gain in cultured human skeletal muscle cells infused with serum from hibernating black bears, confirming that unique factors activated in these creatures' blood during winter trigger their ...
Plants & Animals
Jul 18, 2022
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1444
Greenland's many small glaciers are melting at great speed, and the melting is increasing, especially in the Arctic regions, where the temperature rise is worst.
Earth Sciences
Jun 20, 2022
2
307
Ice shelves are floating extensions of glaciers. If Greenland's second largest ice shelf breaks up, it may not recover unless Earth's future climate cools considerably. This is the result of a new study, published in Nature ...
Environment
May 9, 2022
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79
NASA is preparing to send humans to Mars sometime in the 2030s. The 3-year mission will expose astronauts to a long period of microgravity, which will cause them to lose bone mass. But now, scientists report transgenic lettuce ...
Space Exploration
Mar 22, 2022
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290