In science fiction movies and television shows, real-life locations on Earth, such as California's Redwood National Forest and the Sahara Desert, have long been used to represent alien worlds. But recently, in a Star Trek-style ...
Astronomy
Dec 13, 2021
0
120
Using data on electromagnetic (EM) waves and plasma particles measured simultaneously via multiple satellites, an international collaborative research group has discovered the existence of invisible "propagation path" of ...
Planetary Sciences
Dec 10, 2021
5
539
Astronomers spying on a stellar system located dozens of lightyears from Earth have, for the first time, observed a troubling fireworks show: A star, named EK Draconis, ejected a massive burst of energy and charged particles ...
Astronomy
Dec 9, 2021
5
5314
Do you know what the Earth's atmosphere is made of? You'd probably remember it's oxygen, and maybe nitrogen. And with a little help from Google you can easily reach a more precise answer: 78% nitrogen, 21% oxygen and 1% Argon ...
Astronomy
Dec 1, 2021
0
152
There's a pretty significant disadvantage to going really fast—if you get hit with anything, even if it is small, it can hurt. So when the fastest artificial object ever—the Parker Solar Probe—gets hit by grains of ...
Space Exploration
Nov 30, 2021
0
36
Scientists at SRON Netherlands Institute for Space Research have simultaneously read out the signal of 37 TES pixels at a resolution of 2.2 eV for X-rays (6 keV). It is the first time that a simultaneous readout fulfills ...
General Physics
Nov 10, 2021
0
6
The Parker Solar Probe spacecraft, NASA's newest and most ambitious effort to study the sun, has broken a lot of records: it has gotten closer to the sun than any other spacecraft to date, its instruments have operated at ...
Condensed Matter
Nov 8, 2021
0
334
The COVID-19 pandemic has made it necessary to innovate flexible teaching methods. As a result, many instructors have learned to deliver their agendas and instruction via Zoom and Teams. In autumn of 2020, students returned ...
Education
Sep 23, 2021
0
61
When solar wind slams into Earth's magnetic field, the impacts ripple down through the planet's ionosphere, the outer shell of the atmosphere full of charged particles. A global array of high-frequency radars known as the ...
Astronomy
Sep 13, 2021
0
12
It's best not to look directly at the sun unless you're one of NASA's sun-observing instruments. And even then, doing so will cause some damage. Exposure to the sun degrades light sensors of all kinds, from the retinas in ...
Astronomy
Sep 8, 2021
0
8
