Europe's Galileo is the world's most precise satellite navigation system, providing meter-level accuracy and very precise timing to its four billion users. An essential ingredient to ensure this stays the case are the atomic ...
Planetary Sciences
Mar 13, 2023
0
5
Land subsidence is a phenomenon wherein the Earth's surface sinks downwards. It occurs mainly due to human activities, such as excessive groundwater extraction. It is a major global concern, affecting 19% of the world's population. ...
Earth Sciences
Feb 21, 2023
0
18
New research from the University of Washington shows that signals from the upper atmosphere could improve tsunami forecasting, and someday, help track ash plumes and other impacts after a volcanic eruption.
Earth Sciences
Dec 12, 2022
0
66
When it comes to "on the ground" exploration of Mars, rovers make pretty good advance scouts. From Pathfinder to Perseverance, we've watched as these semi-autonomous robots do what human explorers want to do in the future. ...
Space Exploration
Dec 1, 2022
0
24
How can we navigate airliners or allow military vehicles to stay on course without GPS or satellite signals? This is a problem for which quantum inertial sensors offer a solution. Harnessing quantum technology, they can take ...
Quantum Physics
Nov 10, 2022
0
87
Satellites face greater chances of collision with space debris as a result of reduced density in the upper atmosphere.
Earth Sciences
Oct 18, 2022
0
77
While volcanic eruptions and earthquakes serve as immediate reminders that Earth's insides are anything but tranquil, there are also other, more elusive, dynamic processes happening deep down below the Earth. Using information ...
Planetary Sciences
May 24, 2022
0
854
The Dead Sea is shrinking. There are many reasons for this: climate change is a contributing factor, as is human overuse of water as a resource. The sinking water level has a number of dangerous consequences. For example, ...
Environment
Jul 28, 2021
0
213
Researchers from the National Time Service Center (NTSC) of the Chinese Academy of Sciences have proposed a new method to realize absolute calibration of multi-mode satellite navigation receiver delay.
Space Exploration
Jul 2, 2021
1
2
Following the selection of the first Scout satellite mission last December, ESA has also given the greenlight to start negotiations with Surrey Satellite Technology Ltd in the UK to lead the development of the second Scout ...
Space Exploration
Mar 30, 2021
0
12
