Using the Caucasus Mountain Observatory, Russian astronomers have investigated a nearby lenticular galaxy known as NGC 4324. They detected young star-forming complexes in the inner ring of this galaxy. The findings, presented ...
An improvement to a Nobel Prize-winning technology called a frequency comb enables it to measure light pulse arrival times with greater sensitivity than was previously possible—potentially improving measurements of distance ...
Optics & Photonics
Oct 24, 2022
0
13
JILA and NIST Fellow James K. Thompson's team of researchers have for the first time successfully combined two of the "spookiest" features of quantum mechanics to make a better quantum sensor: entanglement between atoms ...
Optics & Photonics
Oct 21, 2022
8
2143
If an alien were to look at Earth, many human technologies—from cell towers to fluorescent light bulbs—could be a beacon signifying the presence of life.
Astronomy
Oct 21, 2022
2
38
Scientists at the Max Planck Institute for the Science of Light have managed for the first time to create a unidirectional device that significantly increases the quality of a special class of transmitted signals in optical ...
Optics & Photonics
Oct 20, 2022
0
34
In October 2018, a small star was ripped to shreds when it wandered too close to a black hole in a galaxy located 665 million light years away from Earth. Though it may sound thrilling, the event did not come as a surprise ...
Astronomy
Oct 12, 2022
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141
One of the central predictions of general relativity is that a massive object such as a star, galaxy, or black hole can deflect light passing nearby. This means that light from distant objects can be gravitationally lensed ...
Astronomy
Oct 10, 2022
2
171
Optics, the study of light, is one of the oldest fields in physics and has never ceased to surprise researchers. Although the classical description of light as a wave phenomenon is rarely questioned, the physical origins ...
Optics & Photonics
Oct 7, 2022
2
108
Detecting electromagnetic waves in the terahertz frequency range remains a challenging problem. Researchers from the University of Cambridge, together with physicists from the University of Augsburg, have recently discovered ...
General Physics
Sep 2, 2022
0
937
A team of researchers at the University of Vienna, the Austrian Academy of Sciences and the University of Duisburg-Essen have found a new mechanism that fundamentally alters the interaction between optically levitated nanoparticles. ...
Nanophysics
Aug 29, 2022
0
273
