Searching for Dyson spheres, rings or swarms remains a preoccupation of many astronomers. If there are any out there, they will eventually be found, and the person or research team to do so will go down in history for making ...
Astronomy
May 10, 2022
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133
In a world of materials that normally expand upon heating, one that shrinks along one 3-D axis while expanding along another stands out. That's especially true when the unusual shrinkage is linked to a property important ...
Materials Science
May 10, 2022
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63
Modern energy storage devices, such as supercapacitors and batteries, have highly temperature-dependent performance. If a device gets too hot, it become susceptible to "thermal runaway." Thermal runaway—or uncontrolled ...
Analytical Chemistry
May 9, 2022
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38
Scientists at the Max Planck Institute for the Science of Light (MPL) and Max-Planck-Zentrum für Physik und Medizin (MPZPM) in Erlangen present a large step forward in the characterization of nanoparticles. They used a special ...
Bio & Medicine
May 9, 2022
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217
Using NASA's Chandra X-ray observatory, astronomers from the Harvard-Smithsonian Center for Astrophysics (CfA) and elsewhere have investigated an active galaxy known as Markarian 78. They report that the source exhibits termination ...
A theoretical study shows that long-range entanglement can indeed survive at temperatures above absolute zero, if the correct conditions are met.
Quantum Physics
May 6, 2022
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540
Researchers from the Department of Materials Science and Engineering at Texas A&M University have used an Artificial Intelligence Materials Selection framework (AIMS) to discover a new shape memory alloy. The shape memory ...
Analytical Chemistry
May 5, 2022
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168
Just as an electrical switch regulates the flow of electric current, thermal switches can control the flow of heat. These switches serve as thermal control devices and are useful for thermal management applications. For example, ...
Materials Science
Apr 25, 2022
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104
It is well known that global warming is causing sea levels to rise via two processes: thermal expansion, when water expands because of its increased temperature, and melting of land-based ice, when meltwater flows into the ...
General Physics
Apr 21, 2022
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41
The target of carbon neutrality is an integrated and extremely complex issue that is widely associated with climate, ecology, energy, environment, and society. It results from interactions of multiple systems, such as land, ...
Environment
Apr 11, 2022
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