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Archive for the ‘cosmology’ category: Page 57

Aug 1, 2023

The Universe May Be a Hologram, Meaning Our Entire Reality Could Be an Illusion

Posted by in categories: cosmology, holograms, mathematics

O.o!!!


This holographic concept could explain a mystery about black holes, but the math may not represent reality.

Jul 31, 2023

Europe’s dark matter-hunting space telescope nabs its first test images

Posted by in category: cosmology

The beautiful shots are just a taste of what’s to come.

Jul 30, 2023

Supermassive black hole found spitting a giant, high-energy jet toward Earth

Posted by in category: cosmology

NASA has identified a supermassive black hole blasting its energetic jets straight toward Earth. Don’t worry, though, this blazar is located 400 million light-years away.

Jul 30, 2023

Extremely distant galaxy reveals stories of stars from their cradles to their graves

Posted by in category: cosmology

A galaxy located 13.2 billion light years away that existed just 600 million years after the Big Bang is the home of the most distant sites of star birth and stellar death ever seen.

Jul 29, 2023

The Anthropic Principle — How Your Existence Could Lead to a Multiverse

Posted by in categories: computing, cosmology, mathematics, particle physics

Watch over 2,400 documentaries for free for 30 days AND get a free Nebula account by signing up at https://curiositystream.com/upandatom and using the code “upandatom”.

New streaming platform Nebula: https://watchnebula.com/

Continue reading “The Anthropic Principle — How Your Existence Could Lead to a Multiverse” »

Jul 29, 2023

Roger Penrose: “Time Has No Beginning And Big Bang Wrong”

Posted by in category: cosmology

The Big Bang theory suggests that the universe emerged out of nothing, signifying the beginning of the universe. Before this, there was nothing — no time, no space. However, what if I told you that time doesn’t exist and that the Big Bang Theory is incorrect? Recent discoveries made by the James Webb Telescope provide evidence that challenges the validity of the Big Bang Theory.

Jul 29, 2023

The Search for WIMPs Continues

Posted by in category: cosmology

Two mammoth underground detectors have delivered more stringent upper limits on how strongly a putative dark matter candidate interacts with normal matter.

Jul 29, 2023

Has JWST shown the Universe is TWICE as old as we think?!

Posted by in categories: cosmology, robotics/AI

Go to https://brilliant.org/drbecky to get a 30-day free trial and the first 200 people will get 20% off their annual subscription. A new research study has come out claiming that to explain the massive galaxies found at huge distances in James Webb Space Telescope images, the Universe is older than we think, at 26.7 billion years (rather than 13.8 billion years old). In this video I’m diving into that study, looking at what model they used to get at that claim (a combination of the expansion of the universe and “tired light” ideas of redshift), how this impacts our best model of the Universe and the so-called “Crisis is Cosmology”, and why I’m not convinced yet!

#astronomy #JWST #cosmology.

Continue reading “Has JWST shown the Universe is TWICE as old as we think?!” »

Jul 29, 2023

God is not a Good Theory (Sean Carroll)

Posted by in category: cosmology

Lecture from the 2nd mini-series (Is “God” Explanatory) from the “Philosophy of Cosmology” project. A University of Oxford and Cambridge Collaboration.

Jul 28, 2023

The hunt for dark matter is further along than you think

Posted by in category: cosmology

Dark matter isn’t just floating around filling up empty space. Importantly, it is found in clumps and structures, similar to ordinary matter. It forms the structure onto which ordinary matter gloms and is thought to be responsible for the structures of galaxies and the universe as a whole.

“We know that galaxies form in the scaffold that dark matter produces,” astronomer and early universe researcher Steve Wilkins of the University of Sussex explained. “It is an integral part of our universe to explain what we see.”

“We don’t have a firm theoretical handle on what dark matter should be.”

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