Researchers at the University of Maryland (UMD) have demonstrated a continuously operating optical fiber made of thin air.
Optics & Photonics
May 3, 2023
0
374
Using a small quantum system consisting of three superconducting qubits, researchers at UC Santa Barbara and Google have uncovered a link between aspects of classical and quantum physics thought to be unrelated: classical ...
Quantum Physics
Jul 12, 2016
20
4784
(Phys.org)—Researchers have identified a burst of high-energy radiation known as 'dark lightning" immediately preceding a flash of ordinary lightning. The new finding provides observational evidence that the two phenomena ...
Earth Sciences
Apr 24, 2013
83
0
(Phys.org)—Sightings of ball lightning have been made for centuries around the world – usually the size of a grapefruit and lasting up to twenty seconds – but no explanation of how it occurs has been universally accepted ...
General Physics
Oct 12, 2012
11
3
In a world first, an ESA-led team has built and fired an electric thruster to ingest scarce air molecules from the top of the atmosphere for propellant, opening the way to satellites flying in very low orbits for years on ...
Space Exploration
Mar 6, 2018
35
812
A single particle has no temperature. It has a certain energy or a certain speed—but it is not possible to translate that into a temperature. Only when dealing with random velocity distributions of many particles does a ...
Quantum Physics
Dec 14, 2022
1
1865
(PhysOrg.com) -- A team of applied physicists at Harvard's School of Engineering and Applied Sciences (SEAS), Princeton, and Brandeis have demonstrated the formation of semipermeable vesicles from inorganic clay.
Soft Matter
Feb 7, 2011
167
0
A team led by scientists at the California Institute of Technology (Caltech) have made the first-ever mechanical device that can measure the mass of individual molecules one at a time.
General Physics
Aug 26, 2012
2
0
(Phys.org)—A team of German and Italian chemists working at the University of Rostock has discovered a way to extract hydrogen from methanol at low temperatures and ambient pressure using a common catalyst. As they report ...
Air pollutants interact with and break down plant-emitted scent molecules, which insect pollinators use to locate needed food, according to a team of researchers led by Penn State. The pollution-modified plant odors can ...
Plants & Animals
Jul 6, 2016
2
582
