TIME SPACE - SKY NIGHTLY

'Ringing' black hole validates Einstein's general relativity 10 years ahead of schedule

Sep 13, 2019 (SPX)

"Previously it was believed these tones were too faint to be detected, yet now we are able to," says study co-author Will Farr. "Just like the measurement of at...

First 'Overtones' Heard in the Ringing of a Black Hole

Sep 12, 2019 (SPX)

Now, researchers have detected two such tones for the first time in the "ringdown" of a newly formed black hole. Previously, it was assumed that only a single t...

Black hole at the center of our galaxy appears to be getting hungrier

Sep 12, 2019 (SPX)

"We have never seen anything like this in the 24 years we have studied the supermassive black hole," said Andrea Ghez, UCLA professor of physics and astronomy a...

Scientists detect the ringing of a newborn black hole for the first time

Sep 12, 2019 (SPX)

Now, physicists from MIT and elsewhere have "heard" the ringing of an infant black hole for the first time, and found that the pattern of this ringing does, in ...

Unexpected periodic flares may shed light on black hole accretion

Sep 12, 2019 (SPX)

XMM-Newton, the most powerful X-ray observatory, discovered some mysterious flashes from the active black hole at the core of the galaxy GSN 069, about 250 mill...

Scientists Discover Black Hole Has Three Hot Meals a Day

Sep 12, 2019 (SPX)

A team of astronomers found X-ray bursts repeating about every nine hours originating from the center of a galaxy called GSN 069. Obtained with NASA's Chandra X...

Pulsar Emission Map Thanks to Einstein

Sep 09, 2019 (SPX)

Observations of this system confirm the validity of a 50-year old model that relates the pulsar's radiation to its geometry. The researchers are also able to pr...

And then there was light: looking for the first stars in the Universe

Sep 09, 2019 (SPX)

In a paper on the preprint site arXiv and soon to be published in the Astrophysical Journal, a team led by Dr Nichole Barry from Australia's University of Melbo...

Scientists measure precise proton radius to help resolve decade-old puzzle

Sep 06, 2019 (SPX)

Scientists thought they knew the size of the proton, but that changed in 2010 when a team of physicists measured the proton-radius value to be four percent smal...

Closing in on elusive particles

Sep 06, 2019 (SPX)

While the Standard Model of Particle Physics has remained mostly unchanged since its initial conception, experimental observations for neutrinos have forced the...

General Atomics Orbital Test Bed Satellite Payload Commissioning Underway

Sep 04, 2019 (SPX)

"Our OTB spacecraft is operating nominally and we have successfully met the first milestone in DSAC commissioning which involves power up and establishing norma...

Entanglement sent over 50 km of optical fiber

Sep 02, 2019 (SPX)

Quantum information must be transmitted by quantum particles, and special interfaces are required for this. The Innsbruck-based experimental physicist Ben Lanyo...

AI learns to model our universe

Aug 30, 2019 (SPX)

Researchers seek to understand our universe by making model predictions to match observations. Historically, they have been able to model simple or highly simpl...

Providing a solution to the worst-ever prediction in physics

Aug 30, 2019 (SPX)

It's no surprise to learn that this estimate is considered the worst in the entire history of physics. In an article to be published in Physics Letters B, a res...

From crystals to glasses: a new unified theory for heat transport

Aug 27, 2019 (SPX)

This feat opens the way to the numerical simulation of the thermal properties of a vast class of materials that, while being key in important technologies such ...

NASA Activates Deep Space Atomic Clock

Aug 27, 2019 (JPL)

Developed at NASA's Jet Propulsion Laboratory in Pasadena, California, the clock is the first timekeeper stable enough to map a spacecraft's trajectory in deep ...

In a quantum future, which starship destroys the other?

Aug 23, 2019 (SPX)

"The sequence of events can become quantum mechanical," said co-author Igor Pikovski, a physicist at the Center for Quantum Science and Engineering at Stevens I...

Cracking a decades-old test, researchers bolster case for quantum mechanics

Aug 23, 2019 (SPX)

A paper explaining these results will be presented at the Frontiers in Optics + Laser Science (FIO + LS) conference, held 15-19 September in Washington, D.C., U...

Lithium fluoride crystals 'see' heavy ions with high energies

Aug 23, 2019 (SPX)

When a nuclear particle enters into a crystal, it interacts with the atoms or molecules in its crystal network. In certain crystals and under the appropriate co...

Towards an 'orrery' for quantum gauge theory

Aug 23, 2019 (SPX)

However, when the quantum character of the particles and fields involved has to be factored in explicitly, then the situation quickly becomes rather complex. An...