Optical phase modulators are key components in optical communication, sensing, and signal processing systems. All-optical modulators, which modulate the phase or intensity of a light signal by a control light beam, have attracted ...
Optics & Photonics
Nov 28, 2022
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1
What happens in an explosion? Where do the products of that explosion go following the blast? These questions are often difficult to solve. New rugged tracer particles, developed by Pacific Northwest National Laboratory (PNNL) ...
Analytical Chemistry
Nov 23, 2022
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25
Today, astronomers seek to observe the faintest and most distant objects possible. Extremely Large Telescopes (ELTs), with apertures in the order of several dozen meters, are the next generation facilities to do so. However, ...
Optics & Photonics
Nov 10, 2022
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269
If you have ever watched water freeze to ice, you have witnessed what physicists call a "phase transition." Osaka Metropolitan University scientists have discovered an unprecedented phase transition during which crystals ...
Condensed Matter
Nov 8, 2022
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461
NASA's Mars rovers strive for groundbreaking scientific discoveries as they traverse the Martian landscape. At the same time, the crews operating the rovers do all they can to protect them and the billions of dollars behind ...
Space Exploration
Oct 24, 2022
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122
University of Wyoming researchers have gained further insight into the biological processes that allow microscopic creatures called tardigrades to survive extreme conditions, including being completely dried out in suspended ...
Cell & Microbiology
Oct 19, 2022
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8
Excessive clustering of tree species in urban forests and overreliance on introduced species may make urban forests more vulnerable to pests or disease and reduce their ecosystem benefits, a study published today in eLife ...
Plants & Animals
Sep 27, 2022
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62
Scientists have long pondered how and when the evolution of prokaryotes to eukaryotes occurred. A collaborative research team from Tohoku University and the University of Tokyo may have provided some answers after discovering ...
Evolution
Sep 5, 2022
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641
Researchers have discovered Homo sapiens did indeed live and survive in the Kalahari Desert more than 20,000 years ago.
Archaeology
Aug 17, 2022
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445
Space may look empty, but it contains extreme temperatures, high levels of background radiation, micrometeoroids, and the unfiltered glare of the sun. In addition, materials and equipment on the outside of the International ...
Space Exploration
Aug 9, 2022
8
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