Researchers at the Universities Vienna and Stuttgart have investigated a version of Maxwell's demon embodied by a delayed feedback force acting on a levitated microparticle. They confirmed new fundamental limits that time ...
Quantum Physics
Apr 7, 2020
0
71
Over 150 years after the famous Scottish scientist James Clerk Maxwell first introduced the idea, the concept of Maxwell's demon continues to perplex physicists and information scientists. The demon he dreamed up in a thought ...
Paul Davies' newest book, The Demon in the Machine, takes aim at one of the great outstanding scientific enigmas—what is life, how and why does it emerge and what distinguishes the living from the non-living? The book, ...
General Physics
Dec 20, 2019
6
423
One of the fundamental challenges of physics is the reconciliation of Einstein's theory of relativity and quantum mechanics. The necessity to critically question these two pillars of modern physics arises, for example, from ...
Quantum Physics
Oct 7, 2019
0
646
If "Why?" is the first question in science, "Why not?" must be a close second. Sometimes it's worth thinking about why something does not exist.
Evolution
Oct 2, 2019
3
489
Groundbreaking research by a University of Wyoming economist has shed new light on the controversial topic of the value of "thoughts and prayers" in response to natural and human-caused disasters.
Economics & Business
Sep 16, 2019
1
98
In 2007 the then President of China, Hu Jintao, delivered a speech to South Africans acknowledging the benefits of a strategic partnership. He also stressed that the connection is not merely pragmatic. It must, he argued, ...
Other
Sep 16, 2019
0
5
An exotic physical phenomenon, involving optical waves, synthetic magnetic fields, and time reversal, has been directly observed for the first time, following decades of attempts. The new finding could lead to realizations ...
Quantum Physics
Sep 5, 2019
23
4918
Dead or alive, left-spinning or right-spinning—in the quantum world particles such as the famous analogy of Schrödinger's cat can be all these things at the same time. An international team, including researchers from ...
Quantum Physics
Aug 13, 2019
4
584
Picture this: A bacteria-carrying asteroid is ejected from the center of the galaxy into the far reaches of space only to be "captured" by a distant solar system, potentially bringing life to a new world.
Space Exploration
Jul 9, 2019
5
70
