The St. Patrick Bay ice caps on the Hazen Plateau of northeastern Ellesmere Island in Nunavut, Canada, have disappeared, according to NASA satellite imagery. National Snow and Ice Data Center (NSIDC) scientists and colleagues ...
Earth Sciences
Jul 31, 2020
17
23412
MIT scientists and colleagues have created a simple superconducting device that could transfer current through electronic devices much more efficiently than is possible today. As a result, the new diode, a kind of switch, ...
Condensed Matter
Jul 28, 2023
0
195
Engineers have successfully married electrons and photons within a single-chip microprocessor, a landmark development that opens the door to ultrafast, low-power data crunching.
Optics & Photonics
Dec 23, 2015
2
8524
An exotic material called gallium nitride (GaN) is poised to become the next semiconductor for power electronics, enabling much higher efficiency than silicon.
Electronics & Semiconductors
Jul 29, 2015
5
3016
The Breakthrough Listen Initiative today released data from the most comprehensive survey yet of radio emissions from the plane of the Milky Way Galaxy and the region around its central black hole, and it is inviting the ...
Astronomy
Feb 14, 2020
1
2729
Data centers—dedicated spaces for storing, processing and disseminating data—enable everything from cloud computing to video streaming. In the process, they consume a large amount of energy transferring data back and ...
Nanophysics
Jul 8, 2022
0
848
For the first time, physicists have successfully imaged spiral magnetic ordering in a multiferroic material. These materials are considered highly promising candidates for future data storage media. The researchers were able ...
Quantum Physics
Sep 13, 2017
0
46
The data centers and high-performance computers that run artificial intelligence programs, such as large language models, aren't limited by the sheer computational power of their individual nodes. It's another problem—the ...
Optics & Photonics
Jun 29, 2023
0
48
From Harry Potter's Cloak of Invisibility to the Romulan cloaking device that rendered their warship invisible in "Star Trek," the magic of invisibility was only the product of science fiction writers and dreamers.
Optics & Photonics
Nov 9, 2016
0
1452
Fifteen years ago, UC Santa Barbara electrical and materials professor John Bowers pioneered a method for integrating a laser onto a silicon wafer. The technology has since been widely deployed in combination with other silicon ...
General Physics
Jul 1, 2021
4
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