Researchers at the Paul Scherrer Institute (PSI) created a synthetic material out of 1 billion tiny magnets. Astonishingly, it now appears that the magnetic properties of this so-called metamaterial change with the temperature, ...
General Physics
Sep 21, 2015
0
625
Close by the Sun is Mercury, a practically atmosphere-like world that has a lot of craters. Until NASA's MESSENGER spacecraft arrived there in 2008, we knew very little about the planet—only part of it had been imaged! ...
Space Exploration
Feb 20, 2015
5
42
While there's no official word from NASA on this, the buzz around the blogosphere is that Voyager 1 has left the Solar System. The evidence comes from this graph, above, which shows the number of particles, mainly protons, ...
Space Exploration
Oct 9, 2012
19
0
For nearly 50 years, NASA's Voyager 1 mission has competed for the title of deep space's little engine that could. Launched in 1977 along with its twin, Voyager 2, the spacecraft is now soaring more than 15 billion miles ...
Space Exploration
Mar 18, 2024
1
258
In an infinite universe, most scientists agree, the odds of life existing on a planet besides Earth are pretty high. It is unlikely, however, that familiar life forms will be found on any planet within our solar system. Life ...
Astronomy
May 9, 2016
5
37
Data from Southwest Research Institute-led instruments aboard ESA's Rosetta spacecraft have helped reveal auroral emissions in the far ultraviolet around a comet for the first time.
Astronomy
Sep 21, 2020
9
3088
Look towards the north-west after sunset (south-west in the northern hemisphere) and there is currently one bright point of light that easily stands out relative to everything around it. That is the planet Jupiter, shining ...
Space Exploration
Jul 5, 2016
6
295
(PhysOrg.com) -- With the aim to make it easier to launch spacecraft into low Earth orbit (LEO), two researchers have turned to maglev technology to catapult a payload hundreds of miles above the Earth. While the concept ...
The first images from ESA/NASA's Solar Orbiter are now available to the public, including the closest pictures ever taken of the Sun.
Space Exploration
Jul 17, 2020
4
1148
Spin glasses are alloys formed by noble metals in which a small amount of iron is dissolved. Although they do not exist in nature and have few applications, they have nevertheless been the focus of interest of statistical ...
General Physics
Nov 11, 2022
0
367
