eROSITA finds large-scale bubbles in the halo of the Milky Way
Gigantic hot gas structures above and below the galactic disc are probably due to shock waves generated by past energetic activity in the center of our galaxy.
Gigantic hot gas structures above and below the galactic disc are probably due to shock waves generated by past energetic activity in the center of our galaxy.
Astronomy
Dec 10, 2020
2
454
Alkaline water electrolysis has been touted as a path to establish a hydrogen economy by converting intermittent renewable energies into clean hydrogen-based chemical energy.
Materials Science
Nov 24, 2020
4
1148
On Earth, amethysts can form when gas bubbles in lava cool under the right conditions. In space, a dying star with a mass similar to the Sun is capable of producing a structure on par with the appeal of these beautiful gems.
Astronomy
Nov 12, 2020
0
960
In his quest to bring ever-faster cameras to the world, Caltech's Lihong Wang has developed technology that can reach blistering speeds of 70 trillion frames per second, fast enough to see light travel. Just like the camera ...
Optics & Photonics
Oct 16, 2020
2
2877
Researchers have developed an automated 3-D printing method that can produce multicolor 3-D microstructures using different materials. The new method could be used to make a variety of optical components including optical ...
General Physics
Sep 16, 2020
0
160
Liquid droplets formed from DNA display a peculiar response to enzymes. An international collaboration between LMU and UCSB has now been able to explain the mechanisms behind bubble formation.
Molecular & Computational biology
Jun 30, 2020
0
29
Using the Wisconsin H-Alpha Mapper telescope, astronomers have for the first time measured the Fermi Bubbles in the visible light spectrum. The Fermi Bubbles are two enormous outflows of high-energy gas that emanate from ...
Astronomy
Jun 3, 2020
19
162
Electrolysis, passing a current through water to break it into gaseous hydrogen and oxygen, could be a handy way to store excess energy from wind or solar power. The hydrogen can be stored and used as fuel later, when the ...
Materials Science
May 26, 2020
3
1516
A pair of gigantic gamma-ray bubbles centered on the core of the Milky Way galaxy were discovered by the Fermi Gamma-ray Space Telescope 10 years ago. But how these so-called "Fermi bubbles" arose was a mystery.
Astronomy
May 15, 2020
25
378
Two microscopic bubbles are better than one at penetrating soft materials, concludes a new study by engineers at the University of California, Riverside.
Soft Matter
Apr 30, 2020
0
36