NASA's James Webb Space Telescope is now experiencing all seasons—from hot to cold—as it undergoes the thermal stability test. Meanwhile, activities are underway for the final phase of commissioning: digging into the ...
Astronomy
May 6, 2022
8
427
The left hand looks like the right hand in the mirror but the left-handed glove does not fit on the right hand. Chirality refers to this property where the object cannot be superimposed on to the mirror image. This property ...
Optics & Photonics
May 3, 2022
0
47
The analysis of astrophysical plasmas is vital in the quest to learn about some of the Universe's most powerful and mysterious objects and events such as stellar coronae and winds, cataclysmic variables, X-ray binaries containing ...
Plasma Physics
Apr 5, 2022
0
10
More than 30 years ago the Infrared Astronomy Satellite discovered that the universe contained many almost invisible yet enormously luminous galaxies—some of them more than 1,000 times brighter than our own Milky Way. These ...
Astronomy
Mar 4, 2022
0
130
The James Webb Space Telescope (JWST), launched last December, has been slowly powering up its instruments and unfurling its sunshield, and is now in the process of aligning its mirrors in preparation for operation. Within ...
Astronomy
Feb 21, 2022
0
6112
A team of researchers with the Paris observatory and Instituto de Astrofísica de Andalucía-CSIC, has confirmed that comet 2014 UN271 is the largest comet ever observed. They published a paper describing their findings on ...
If everything goes according to plan on December 25, we will enter a new era of astronomy with the launch of the James Webb Space Telescope (JWST). It's an event that has been anticipated for a decade—it will be the largest ...
Astronomy
Dec 22, 2021
2
384
Electrical engineers from the UCLA Samueli School of Engineering have developed a more efficient way of converting light from one wavelength to another, opening the door for improvements in the performance of imaging, sensing ...
General Physics
Jul 30, 2021
18
913
Electrical engineers at the University of California San Diego developed a technology that improves the resolution of an ordinary light microscope so that it can be used to directly observe finer structures and details in ...
General Physics
Jun 1, 2021
2
386
Topological insulators have notable manifestations of electronic properties. The helicity-dependent photocurrents in such devices are underpinned by spin momentum-locking of surface Dirac electrons that are weak and easily ...
