Earth has experienced significant changes in its climate over the past ~2.6 million years (the Quaternary) with a series of glacial and interglacial cycles that have transformed our landscapes. This involves erosive action ...
The solar transition region, located between the chromosphere and corona, plays an important role in the formation of solar wind and coronal heating mechanism. The solar transition region is not a statically layered structure, ...
Astronomy
Jul 13, 2023
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When Argentinian geologist Federico Alvarez Hazer immigrated to Baltimore one year ago to live with his wife, he imagined that his days working on fossil dig sites close to home—as he had in South America's Patagonia region—were ...
Paleontology & Fossils
Jul 13, 2023
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182
A team of researchers from the Institute of Optics of CSIC and the Institute of Photonic Sciences (ICFO) of Barcelona has proposed a new design to implement highly directional single-photon sources, which constitutes an improvement ...
Nanophysics
Jul 13, 2023
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The spiral galaxy UGC 11860 seems to float serenely against a field of background galaxies in this image from the NASA/ESA Hubble Space Telescope. UGC 11860 lies around 184 million light-years away in the constellation Pegasus, ...
Astronomy
Jul 7, 2023
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Lasers with ultra-low threshold and compact size are highly desirable components in photonic integrated circuits, aiming at the application of optical communications, chip-scale solid-state LIDAR and quantum information. ...
Optics & Photonics
Jul 7, 2023
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A team of biologists and Earth scientists from the U.S., China and South Korea has uncovered clues to explain the unique physiology of the tardigrade (also known as the water bear). In their paper published in Proceedings ...
An international team of astronomers reports the discovery of two new sub-Neptune exoplanets using NASA's Transiting Exoplanet Survey Satellite (TESS). The newfound alien worlds, designated TOI-2084 b and TOI-4184 b, orbit ...
Since the scientists at Bell Labs invented the world's first transistor in December 1947, a revolution in microelectronics technology has profoundly affected lifestyles worldwide. As electronics get smaller and smaller, it ...
Nanophysics
Jul 5, 2023
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10
Using the Spektr-RG (SRG) spacecraft and the Zwicky Transient Facility (ZTF), an international team of astronomers has discovered a new eclipsing cataclysmic variable system, which received designation SRGeJ045359.9+622444 ...
