Twinkling stars fuel interstellar dust
Of the many different kinds of stars, asymptotic giant branch (AGB) stars, usually slightly larger and older than our own sun, are known producers of interstellar dust.
Of the many different kinds of stars, asymptotic giant branch (AGB) stars, usually slightly larger and older than our own sun, are known producers of interstellar dust.
Astronomy
Apr 6, 2023
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Using data from NASA's Kepler spacecraft, astronomers from the Pedagogical University of Cracow, Poland, and elsewhere have detected 278 variable stars in the open cluster NGC 6791 and its surroundings. The finding was reported ...
There's a new branch on the tree of life and it's made up of predators that nibble their prey to death.
Evolution
Dec 7, 2022
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Using radial velocity measurements, astronomers from Japan and China have detected a new exoplanet orbiting a G-type giant star. The newfound alien world is similar in mass to Jupiter but much hotter than the solar system's ...
Sparklers can be a lot of fun—glimmering, fizzing and spitting out arcs of light from handheld sticks or tubes on the ground. But the metals that they're usually made with limit what the sparks can look like. Now, researchers ...
Materials Science
Sep 21, 2022
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Researchers led by Zhang Yan and Yan Xiaoli from the Yunnan Observatories (YNAO) of the Chinese Academy of Sciences have revealed the formation mechanism of solar double-decker filament.
Astronomy
Jul 20, 2022
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A botanist looks up at a man dangling 20 meters (yards) above ground in a tree that belongs to an endangered species in Brazil's Amazon.
Ecology
Jul 13, 2022
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A new study using a time-series of terrestrial laser scanning measurements shows that changes in the water status of leaves and branches causes branches to move downward at night, up to 20 cm depending on the tree species. ...
Ecology
May 12, 2022
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Scientists have found further evidence to support the idea that the primary two domains of life, the Archaea and Bacteria, are separated by a long phylogenetic tree branch and therefore distantly related. The findings are ...
Evolution
Feb 22, 2022
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The alpha-rich giant stars with theoretical young ages have been treated as an abnormal population, since they cannot be understood in the canonical scheme of the Galactic chemical evolution.
Astronomy
Jan 21, 2022
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