Researchers playing with a cloud of ultracold atoms uncovered behavior that bears a striking resemblance to the universe in microcosm. Their work, which forges new connections between atomic physics and the sudden expansion ...
Quantum Physics
Apr 19, 2018
17
4290
In the world of Costa's hummingbirds, it's not size that matters—it's sound. During breeding season, male Costa's perform a high-speed dive during which they "sing" to potential mates using their tail feathers.
Plants & Animals
Apr 12, 2018
0
170
Metamaterials researchers at Duke University have demonstrated the design and construction of a thin material that can control the redirection and reflection of sound waves with almost perfect efficiency.
Condensed Matter
Apr 10, 2018
0
247
Illinois researchers have demonstrated that sound waves can be used to produce ultraminiature optical diodes that are tiny enough to fit onto a computer chip. These devices, called optical isolators, may help solve major ...
Optics & Photonics
Jan 22, 2018
0
210
Acoustic tractor beams use the power of sound to hold particles in mid-air, and unlike magnetic levitation, they can grab most solids or liquids. For the first time University of Bristol engineers have shown it is possible ...
General Physics
Jan 22, 2018
16
4735
In the 1966 science fiction film Fantastic Voyage, a submarine is shrunken down and injected into a scientist's body to repair a blood clot in his brain. While the movie may be still be fiction, researchers at Caltech are ...
Cell & Microbiology
Jan 3, 2018
0
360
Yale scientists have created a simple-to-produce device that uses sound waves to store quantum information and convert it from one form to another, all inside a single, integrated chip.
Quantum Physics
Sep 22, 2017
3
1511
Cells secrete nanoscale packets called exosomes that carry important messages from one part of the body to another. Scientists from MIT and other institutions have now devised a way to intercept these messages, which could ...
Bio & Medicine
Sep 18, 2017
1
454
In an arranged marriage of optics and mechanics, physicists have created microscopic structural beams that have a variety of powerful uses when light strikes them. Able to operate in ordinary, room-temperature environments, ...
Optics & Photonics
Jun 22, 2017
0
669
An elegantly simple experiment with floating particles self-assembling in response to sound waves has provided a new framework for studying how seemingly lifelike behaviors emerge in response to external forces.
General Physics
Jun 19, 2017
0
2368
