An academic-industrial team in Japan has connected three laboratories in a 100-kilometer region with an optical telecommunications fiber network stable enough to remotely interrogate optical atomic clocks. This type of fiber ...
Optics & Photonics
Mar 17, 2020
0
150
Astronaut Christina Koch recently gave a warm welcome to a very cool arrival to the International Space Station: a new piece of hardware for the Cold Atom Lab, an experimental physics facility that chills atoms to almost ...
Space Exploration
Dec 18, 2019
0
27
Physicists have successfully developed a new instrument that significantly reduces quantum-level noise that has thus far limited experiments' ability to spot gravitational waves. Collisions between massive black holes and ...
General Physics
Dec 12, 2019
1
323
Just a year ago, the National Science Foundation-funded Laser Interferometer Gravitational-wave Observatory, or LIGO, was picking up whispers of gravitational waves every month or so. Now, a new addition to the system is ...
General Physics
Dec 5, 2019
49
845
About 15,000 light years away, in a distant spiral arm of the Milky Way, there is a black hole about 70 times as heavy as the Sun.
Astronomy
Nov 29, 2019
9
97
An international team headed by Professor LIU Jifeng of the National Astronomical Observatory of China of the Chinese Academy of Sciences (NAOC) spotted a stellar black hole with a mass 70 times greater than the sun. The ...
Astronomy
Nov 27, 2019
16
1170
PhD students from the Institute for Gravitational Wave Astronomy have released a new app to encourage members of the public to stay up to date with new gravitational wave events in near real time.
Astronomy
Nov 1, 2019
1
267
Hidden deep in a basement at Stanford stands a 10-meter-tall tube, wrapped in a metal cage and draped in wires. A barrier separates it from the main room, beyond which the cylinder spans three stories to an apparatus holding ...
Astronomy
Sep 26, 2019
12
276
Researchers have announced a prototype for a laser at the heart of the first space-based gravitational wave observatory, known as the Laser Interferometer Space Antenna (LISA) mission. The team's new laser nearly meets the ...
Optics & Photonics
Sep 18, 2019
0
35
When two black holes collide, they merge into one bigger black hole and ring like a struck bell, sending out ripples in space and time called gravitational waves. Embedded in these gravitational waves are specific frequencies, ...
Astronomy
Sep 12, 2019
2
218
