(PhysOrg.com) -- The corona is the hot outer region of the sun's atmosphere. The corona is threaded by magnetic fields that loop and twist upwards from the sun's surface, driven by motions of its dense atmosphere.
Astronomy
Dec 11, 2009
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(PhysOrg.com) -- Some dramatic galaxies eject gigantic, collimated jets of ionized gas millions of light-years long, powered by the massive black holes at their centers. The ionized jets are detected at radio wavelengths, ...
Astronomy
Oct 19, 2009
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Using a "neurologger" specially designed to record the brain activity of pigeons in flight, researchers reporting online on June 25th in Current Biology, a Cell Press publication, have gained new insight into what goes through ...
Plants & Animals
Jun 25, 2009
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Cash is in crisis. In Australia, it's now only used for 16% of in-person transactions, down from about 70% in 2007.
Social Sciences
Jun 5, 2024
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It has been recognized that the activity of dopamine centers in the brain can predict the popularity of songs, the efficacy of advertising campaigns, and the success of microcredit programs. But can we accurately forecast ...
Economics & Business
Jun 26, 2023
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The Sun emitted a strong solar flare on May 3, 2022, peaking at 9:25 a.m. EDT. NASA's Solar Dynamics Observatory, which watches the Sun constantly, captured an image of the event.
Space Exploration
May 3, 2022
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A team of scientists from I.M. Sechenov First Moscow State Medical University (MSMU) together with their colleagues isolated a peptide named emericellipsin A from soil fungi. The substance was proved to possess antitumor ...
Molecular & Computational biology
Jan 23, 2019
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The words "uncertainty" and "multiple criteria" characterize the relevance and complexity of modern problems related to the control of dynamic objects and processes. In fact, any mathematical model describing complex controlled ...
Engineering
Aug 22, 2018
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An active region rotated into view and sputtered with numerous small flares and towering magnetic field lines that stretched out many times the diameter of Earth (May 23-25, 2018).
Space Exploration
May 30, 2018
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Scientists from Skoltech, the University of Graz and the Royal Observatory of Belgium have developed a method to forecast the strength of the 11-year solar activity cycle. The results of this study may shed light into the ...
Space Exploration
Dec 18, 2017
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