Researchers have developed the first fiber laser that can produce femtosecond pulses in the visible range of the electromagnetic spectrum. Fiber lasers producing ultrashort, bright visible-wavelength pulses could be useful ...
Optics & Photonics
Jul 6, 2023
1
203
Chinese astronomers have used the Hard X-ray Modulation Telescope (HXMT) to observe the latest outburst of a low-mass X-ray binary system known as GX 339-4. They detected new quasi-periodic oscillations in this source. Their ...
A team of astronomers led by researchers from the University of Birmingham, University College London and Queen's University Belfast have discovered one of the most dramatic 'switches on' of a black hole ever seen. They will ...
Astronomy
Jul 4, 2023
0
3439
A pair of economists at the Ragnar Frisch Center for Economic Research in Norway has found that men who score higher on IQ tests tend to put off having children longer than men who score lower—and yet they still mange to ...
NASA's MAVEN (Mars Atmosphere and Volatile EvolutioN) mission acquired stunning views of Mars in two ultraviolet images taken at different points along our neighboring planet's orbit around the sun.
Planetary Sciences
Jun 23, 2023
0
30
Distinguishing separate plant species from one another is hard even for human eyes; however, a team of UConn researchers was able to use data from a satellite nearly 500 miles (786km) above Earth's surface to map Connecticut's ...
Earth Sciences
Jun 20, 2023
0
2
A study carried out by a research team from the Helmholtz-Zentrum Dresden-Rossendorf (HZDR), the Catalan Institute of Nanoscience and Nanotechnology (ICN2), University of Exeter Centre for Graphene Science, and TU Eindhoven ...
Nanophysics
Jun 15, 2023
0
31
The term meta means a concept of transcendence or surpassing, and when applied to materials, metamaterials encompass artificially engineered substances that exhibit properties not naturally found in the environment. Metasurfaces, ...
Nanophysics
Jun 14, 2023
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84
Prof. Wang Junqiang's team at the Ningbo Institute of Materials Technology and Engineering (NIMTE) of the Chinese Academy of Sciences has revealed the exponential relaxation events during the recovery process of glasses, ...
Condensed Matter
Jun 6, 2023
0
57
A delicate tracery of dust and bright star clusters threads across this image from the James Webb Space Telescope. The bright tendrils of gas and stars belong to the barred spiral galaxy NGC 5068, whose bright central bar ...
Astronomy
Jun 5, 2023
0
139
