The same phenomenon that causes aurorae—the magical curtains of green light often visible from the polar regions of the Earth—causes mesospheric ozone layer depletion. This depletion could have significance for global ...
Planetary Sciences
Aug 20, 2021
5
1042
Voyager 1—one of two sibling NASA spacecraft launched 44 years ago and now the most distant human-made object in space—still works and zooms toward infinity.
Astronomy
May 10, 2021
32
45135
The future of particle acceleration has begun. Awake is a promising concept for a completely new method with which particles can be accelerated even over short distances. The basis for this is a plasma wave that accelerates ...
General Physics
Apr 30, 2021
0
2277
Physicists have created a broadband detector of terahertz radiation based on graphene. The device has potential for applications in communication and next-generation information transmission systems, security and medical ...
Nanophysics
Oct 8, 2020
0
10
As the Earth orbits the sun, it plows through a stream of fast-moving particles that can interfere with satellites and global positioning systems. Now, a team of scientists at the U.S. Department of Energy's (DOE) Princeton ...
Plasma Physics
Jun 3, 2020
0
135
Neutron stars are among the densest objects in the Uiverse. If our Sun, with its radius of 700,000 kilometres were a neutron star, its mass would be condensed into an almost perfect sphere with a radius of around 12 kilometres. ...
Plasma Physics
Apr 30, 2020
5
352
There's a wind that emanates from the sun, and it blows not like a soft whistle but like a hurricane's scream.
Space Exploration
Jan 16, 2020
4
57
To understand the fundamental nature of our universe, scientists would like to build particle colliders that accelerate electrons and their antimatter counterparts (positrons) to extreme energies (up to tera electron volts, ...
Plasma Physics
Oct 21, 2019
0
479
Imagine you're getting ready to fly to your favorite vacation destination when suddenly a volcano erupts, sending massive amounts of volcanic ash into the atmosphere, and forcing the cancellation of your flight. That's exactly ...
General Physics
Oct 21, 2019
0
31
When energy is added to uranium under pressure, it creates a shock wave, and even a tiny sample will be vaporized like a small explosion. By using smaller, controlled explosions, physicists can test on a microscale in a safe ...
Plasma Physics
Aug 23, 2019
4
688
