10 years of the trapped rainbow—the revolution of slow light
A decade on from suggesting light can be dramatically slowed - or even stopped - by new materials, Ortwin Hess reviews the progress and applications.
A decade on from suggesting light can be dramatically slowed - or even stopped - by new materials, Ortwin Hess reviews the progress and applications.
Optics & Photonics
Oct 20, 2017
5
879
A new study using data from NASA's Chandra X-ray Observatory and ESA's XMM-Newton suggests X-rays emitted by a planet's host star may provide critical clues to just how hospitable a star system could be. A team of researchers ...
Astronomy
Sep 6, 2017
0
143
The elemental composition of the Sun's hot atmosphere known as the 'corona' is strongly linked to the 11-year solar magnetic activity cycle, a team of scientists from UCL, George Mason University and Naval Research Laboratory ...
Space Exploration
Aug 3, 2017
5
390
Proxima Centauri, the closest star to the Earth (only 4.28 light-years away) is getting a lot of attention these days. It hosts a planet, Proxima Cen b, whose mass is about 1.3 Earth-mass (though it could be larger, depending ...
Astronomy
Apr 3, 2017
4
389
An international team of astronomers has measured the magnetic field in the vicinity of a supermassive black hole. A bright and compact feature of only 2 light days in size was directly observed by a world-wide ensemble of ...
Astronomy
Sep 19, 2016
30
641
Given the choice, many dogs prefer praise from their owners over food, suggests a new study published in the journal Social, Cognitive and Affective Neuroscience. The study is one of the first to combine brain-imaging data ...
Plants & Animals
Aug 16, 2016
0
839
Pulsars are rapidly rotating compact remnants born in the explosions of massive stars. They can be observed through their lighthouse-like beams of radio waves and gamma-rays. Scientists at the Max Planck Institute for Gravitational ...
Astronomy
Jul 31, 2015
11
2254
Researchers from Uppsala University, together with colleagues at University College Dublin, have studied the dynamics of active swarms using computer simulations and experiments on unicellular algae. The team not only found ...
General Physics
Jun 5, 2015
0
27
Yale scientists are using new chemical tools to identify and understand molecules in the human gut that alter DNA and regulate inflammatory bowel diseases and colorectal cancers.
Biochemistry
Apr 7, 2015
0
24
The Sun undergoes a type of seasonal variability with its activity waxing and waning over the course of nearly two years, according to a new study by a team of researchers led by the National Center for Atmospheric Research ...
Space Exploration
Apr 7, 2015
8
1590