Using a needle far thinner than a human hair, scientists revealed how to control mechanical stiffness in a promising material. The team applied an electric field with a nano-sized needle to cause a reversible change in the ...
Nanophysics
Feb 24, 2017
0
7
Stars are not perfect spheres. While they rotate, they become flat due to the centrifugal force. A team of researchers around Laurent Gizon from the Max Planck Institute for Solar System Research and the University of Göttingen ...
Astronomy
Nov 16, 2016
5
3221
Researchers from The University of Western Australia have invented a device that can detect very small quantities of the parasite eggs that cause schistosomiasis in humans which are currently difficult to detect.
Plants & Animals
Oct 27, 2016
0
7
The Sun's activity is determined by the Sun's magnetic field. Two combined effects are responsible for the latter: The omega and the alpha effect. Exactly where and how the alpha effect originates is currently unknown. Researchers ...
Space Exploration
Oct 4, 2016
33
2
If you chop a magnet in half, you end up with two smaller magnets. Both the original and the new magnets have "north" and "south" poles.
General Physics
Sep 22, 2016
19
764
In a secure vault in the suburbs of Paris, an egg-sized cylinder of metal sits in a climate-controlled room under three glass bell jars. It is the mass against which all other masses in the world are measured - by definition ...
General Physics
Jun 21, 2016
13
1000
Post-doctoral researchers, Karim Essafi, Owen Benton and Ludovic Jaubert in the Theory of Quantum Matter Unit at the Okinawa Institute of Science and Technology Graduate University (OIST) are on a quest to find out as much ...
General Physics
Mar 15, 2016
1
18
A dark, almost circular filament broke away from the sun in a gauzy, feathery swirl, on Nov. 15, 2015, in this video from NASA's Solar Dynamics Observatory. This filament eruption was followed by a second filament breaking ...
Space Exploration
Nov 26, 2015
1
25
This close-up video by NASA's Solar Dynamics Observatory shows an active region near the right-hand edge of the sun's disk, which erupted with at least a dozen minor events over a 30-hour period from Nov. 3-5, 2015.
Space Exploration
Nov 10, 2015
0
26
A mass of solar material gathered itself into a twisting mass, spun around for a bit, then rose up and broke apart over a 10-hour period on Oct. 13, 2015. Prominences are unstable clouds of gas tethered above the surface ...
Space Exploration
Oct 19, 2015
0
22
