A mathematical problem underlying fundamental questions in particle and quantum physics is provably unsolvable, according to scientists at UCL, Universidad Complutense de Madrid - ICMAT and Technical University of Munich.
Quantum Physics
Dec 9, 2015
49
4683
The notion that some computational problems in math and computer science can be hard should come as no surprise. There is, in fact, an entire class of problems deemed impossible to solve algorithmically. Just below this class ...
Mathematics
Jan 10, 2022
1
781
As NASA's Cassini dove close to Saturn in its final year, the spacecraft provided intricate detail on the workings of Saturn's complex rings, new analysis shows.
Space Exploration
Jun 14, 2019
6
784
An international research team has used a "thermal metamaterial" to control the emission of radiation at high temperatures, an advance that could bring devices able to efficiently harvest waste heat from power plants and ...
Condensed Matter
Sep 15, 2016
2
2275
The most complicated crystal structure ever produced in a computer simulation has been achieved by researchers at the University of Michigan. They say the findings help demonstrate how complexity can emerge from simple rules.
Condensed Matter
Dec 24, 2014
1
2
(PhysOrg.com) -- MIT researchers have demonstrated the first laser built from germanium that can produce wavelengths of light useful for optical communication. It’s also the first germanium laser to operate at room temperature. ...
Optics & Photonics
Feb 4, 2010
8
0
Scientists at the U.S. Department of Energy's Brookhaven National Laboratory have discovered a long-predicted magnetic state of matter called an "antiferromagnetic excitonic insulator."
Condensed Matter
Feb 22, 2022
0
1644
(PhysOrg.com) -- A Michigan State University study finds that girls spend less time playing digital games than boys because they have less leisure time, a finding that could have long-term implications on the technology gender ...
Social Sciences
Jul 24, 2009
23
0
New discoveries about spider silk could inspire novel materials to manipulate sound and heat in the same way semiconducting circuits manipulate electrons, according to scientists at Rice University, in Europe and in Singapore.
Materials Science
Jul 25, 2016
0
3658
In a new study, scientists from the US and Taiwan have theoretically demonstrated the existence of a universal lower bound on topological entanglement entropy, which is always non-negative. The findings are published in the ...
