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Archive for the ‘cosmology’ category: Page 278

Sep 30, 2019

Scientists find way to travel across ‘very distant points in space’ in a split second

Posted by in categories: cosmology, physics, space travel

A WORMHOLE could allow space travel to the most distant regions of the universe in an instant and now a recent scientific paper has outlined a way to actually build on these anomalies of physics.

Sep 29, 2019

Have you ever wondered how many black holes exist?

Posted by in category: cosmology

Click on photo to start video.

What about what happens when two black holes collide?

Goddard Scientist Roopesh Ojha sheds light on the supermassive and stellar mass black holes within our galaxy. Scientists believe one supermassive black hole exists at the center of every galaxy and that many, many more of their much smaller siblings, the stellar mass black holes, surround it.

Continue reading “Have you ever wondered how many black holes exist?” »

Sep 28, 2019

What If Planet Nine Is a Bowling Ball-Size Black Hole?

Posted by in category: cosmology

Some of the most distant rocks in our solar system act in a way that suggests there’s some massive object out there we haven’t been able to see. A planet? Maybe. But why not a small black hole?

That’s a scenario a pair of scientists describe in a new paper. Of course, they recognize that a planet is more likely than an ancient black hole unlike any we’ve directly observed. But they simply want astronomers to think creatively while hunting for whatever this hypothetical object, often called Planet Nine, might be.

Sep 28, 2019

Our Solar System Might Have a Black Hole From the Dawn of the Universe

Posted by in category: cosmology

This alternate explanation for ‘Planet Nine,’ proposed by scientists in a new paper, poses some fundamental questions like: Should we visit it?

Sep 27, 2019

Hidden Gravitational Wave Signal Reveals that Black Holes Are ‘Bald’

Posted by in categories: cosmology, physics

Are black holes bald or hairy? It all depends on the details of a fleeting gravitational wave.

Sep 27, 2019

Three Supermassive Black Holes Are About to Collide

Posted by in category: cosmology

They were spotted in the act of merging in a galaxy a billion light years away.

Sep 26, 2019

‘Lucky’ observation: Scientists watch a black hole shredding a star

Posted by in categories: cosmology, robotics/AI

A NASA satellite searching space for new planets gave astronomers an unexpected glimpse at a black hole ripping a star to shreds.

It is one of the most detailed looks yet at the phenomenon, called a event (or TDE), and the first for NASA’s Transiting Exoplanet Survey Satellite (more commonly called TESS.)

The milestone was reached with the help of a worldwide network of robotic telescopes headquartered at The Ohio State University called ASAS-SN (All-Sky Automated Survey for Supernovae). Astronomers from the Carnegie Observatories, Ohio State and others published their findings today in The Astrophysical Journal.

Sep 26, 2019

Leonard Susskind: Quantum Mechanics, String Theory and Black Holes

Posted by in categories: cosmology, quantum physics, robotics/AI

https://www.youtube.com/watch?v=s78hvV3QLUE

Leonard Susskind is a professor of theoretical physics at Stanford University, and founding director of the Stanford Institute for Theoretical Physics. He is widely regarded as one of the fathers of string theory and in general as one of the greatest physicists of our time both as a researcher and an educator. This conversation is part of the Artificial Intelligence podcast.

INFO:
Podcast website:
https://lexfridman.com/ai
iTunes:
https://apple.co/2lwqZIr
Spotify:
https://spoti.fi/2nEwCF8
RSS:
https://lexfridman.com/category/ai/feed/
Full episodes playlist:

Clips playlist:

Continue reading “Leonard Susskind: Quantum Mechanics, String Theory and Black Holes” »

Sep 26, 2019

Stunning NASA photo reveals three black holes smashing into each other in rare cataclysmic collision

Posted by in category: cosmology

NASA has released a stunning image of three black holes about to collide with each other.

The ultra-rare is the best evidence yet of a so-called “triple system” – three active supermassive black holes smashing in to each other.

Each of the black holes is at the centre of its own galaxy.

Sep 26, 2019

Dark matter mystery: CERN results hint at ‘evidence of new physics’

Posted by in categories: cosmology, physics

DARK MATTER has long eluded our understanding but scientists searching for evidence of new physics capable of explaining such enduring mysteries of the Universe may have moved one step closer, following the latest CERN research.