Stars emit light that travels through empty space without significant attenuation. The visual signal is essentially lossless until detected. After many years and billions of kilometers, starlight-photons may eventually encounter ...
Optics & Photonics
Apr 19, 2023
0
8
A magnetic cage keeps the more than 100 million degree Celsius hot plasmas in nuclear fusion devices at a distance from the vessel wall so that they do not melt. Now researchers at the Max Planck Institute for Plasma Physics ...
Plasma Physics
Apr 11, 2023
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195
Temperatures are rising in Japan and summer is coming fast.
Environment
Apr 11, 2023
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10
The China National Space Agency (CNSA) has made considerable progress in recent years with the development of its Long March 5 (CZ-5) rocket and the completion of its Tiangong-3 space station. The agency also turned heads ...
Space Exploration
Apr 6, 2023
1
65
The Environmental Protection Agency is tightening rules that limit emissions of mercury and other harmful pollutants from coal-fired power plants, updating standards imposed more than a decade ago.
Environment
Apr 5, 2023
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3
An international team of researchers, led by Drexel University, has found that a thin coating of MXene—a type of two-dimensional nanomaterial discovered and studied at Drexel for more than a decade—could enhance a material's ...
Nanophysics
Mar 30, 2023
1
501
Thirty-seven years ago, on April 26 1986, the reactor of the Chernobyl nuclear power plant suffered a catastrophic meltdown. In the weeks that followed, the deadly event drove hundreds of thousands of people to relocate from ...
Earth Sciences
Mar 21, 2023
0
44
Japan has declared carbon neutrality by 2050 as a government target to reduce net greenhouse gas emissions to zero by 2050. In order to substantially reduce CO2 emissions, it is important not only to control CO2 emissions ...
Materials Science
Mar 16, 2023
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5
Under certain conditions, the fusion devices known as tokamaks can suffer a sudden loss of energy to the vessel walls. Researchers call this energy loss process a disruption. One cause is a magnetohydrodynamic (i.e., conducting ...
Plasma Physics
Mar 15, 2023
1
33
In recent years, there has been growing interest in harnessing microorganisms for simultaneous wastewater treatment and renewable bioelectricity production. Microbial fuel cell (MFC) technology can convert the chemical energy ...
Cell & Microbiology
Mar 13, 2023
0
4
