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A new possible explanation for the Hubble tension

The universe is expanding. How fast it does so is described by the so-called Hubble-Lemaitre constant. But there is a dispute about how big this constant actually is: Different measurement methods provide contradictory values......»»

Category: topSource:  physorgDec 2nd, 2023

Astronomers explore the properties of ultra-diffuse galaxy UGC 9050-Dw1

Using the Hubble Space Telescope (HST) and Jansky Very Large Array (VLA), astronomers have investigated an ultra-diffuse galaxy known as UGC 9050-Dw1. Results of the study, published June 9 on the pre-print server arXiv, yield important insights into.....»»

Category: topSource:  physorgRelated NewsJun 21st, 2023

Even though they"re bigger, Generation 2 Starlinks are fainter than Gen1

We've filed plenty of reports here at UT warning about the potential impact of Starlink and similar satellites on the field of astronomy. We've gone so far as to point out that the granddaddy of space-based telescopes—Hubble—has already had some.....»»

Category: topSource:  physorgRelated NewsJun 20th, 2023

Even galaxies recycle

A quasar ejected the remains of stars, but another galaxy sucked them back in. Enlarge / A quasar ejects a jet of material into intergalactic space. (credit: J. A. Biretta et al., Hubble Heritage Team) On Earth, recyclin.....»»

Category: topSource:  arstechnicaRelated NewsJun 19th, 2023

Hubble captures galaxy NGC 7292

The galaxy NGC 7292 billows across this image from the NASA/ESA Hubble Space Telescope, accompanied by a handful of bright stars and the indistinct smudges of extremely distant galaxies in the background. It lies around 44 million light-years from Ea.....»»

Category: topSource:  informationweekRelated NewsJun 16th, 2023

Cyber debt levels reach tipping point

The tension between difficult economic conditions and the pace of technology innovation, including the evolution of AI, is influencing the growth of identity-led cybersecurity exposure, according to CyberArk. The CyberArk’s report details how t.....»»

Category: securitySource:  netsecurityRelated NewsJun 15th, 2023

Report: Microsoft launched Bing chatbot despite OpenAI warning it wasn’t ready

Microsoft execs purportedly had "misgivings about the timing of ChatGPT’s launch." Enlarge (credit: NurPhoto / Contributor | NurPhoto) Tension and confusion have made the partnership between Microsoft and OpenAI "awkwa.....»»

Category: topSource:  arstechnicaRelated NewsJun 14th, 2023

Satellites keep photobombing space images. Astronomers need a fix

A new technique could aid Hubble Space Telescope users. Enlarge / A Hubble image of a pair of colliding galaxies, with a satellite trail running through it. (credit: Space Telescope Science Institute; NASA) Throngs of sa.....»»

Category: topSource:  arstechnicaRelated NewsJun 14th, 2023

Sharpening Occam"s Razor: A new perspective on structure and complexity

In science, the explanation with the fewest assumptions is most likely to be true. Called "Occam's Razor," this principle has guided theory and experiment for centuries. But how do you compare between abstract concepts?.....»»

Category: topSource:  physorgRelated NewsJun 14th, 2023

Foundation season 2 trailer is full of tension as the Second Crisis looms

I finally watched this show last month, and after seeing this trailer, I am stoked for season 2. Today, Apple TV+ released the official trailer … The post Foundation season 2 trailer is full of tension as the Second Crisis looms appeared first.....»»

Category: gadgetSource:  bgrRelated NewsJun 13th, 2023

“Lensed” supernova could shed light on fundamental forces shaping Universe

Such objects could help refine models for Hubble Constant, dark energy, and dark matter. Enlarge / Gravitational lensing has revealed a previously unknown supernova explosion more than 4 billion light-years away. (credit: Joel Jo.....»»

Category: topSource:  arstechnicaRelated NewsJun 12th, 2023

Hubble image of the week shows an unusual jellyfish galaxy

This week's image from the Hubble Space Telescope shows an unusual type of galaxy named for its aquatic look-alike: a jellyfish......»»

Category: topSource:  digitaltrendsRelated NewsJun 10th, 2023

Image: Hubble observes jellyfish galaxy JO206

The jellyfish galaxy JO206 trails across this image from the NASA/ESA Hubble Space Telescope, showcasing a colorful star-forming disk surrounded by a pale, luminous cloud of dust. A handful of foreground bright stars with crisscross diffraction spike.....»»

Category: topSource:  physorgRelated NewsJun 10th, 2023

Astronomers investigate the properties of a nearby pulsar

Using the XMM-Newton satellite and the Hubble Space Telescope (HST), astronomers have conducted X-ray and near-infrared observations of a nearby middle-aged pulsar known as PSR B1055-52. Results of the observational campaign, published on the arXiv p.....»»

Category: topSource:  physorgRelated NewsJun 9th, 2023

Hubble scientists create tool for erasing satellite trails from images

Astronomers worry about how satellites could impact scientific research. Now, researchers have created a tool to deal with satellite streaks in Hubble images......»»

Category: topSource:  digitaltrendsRelated NewsJun 9th, 2023

How to make developers love security

In my last post I discussed how developers can be your security secret weapon… but how to help them love doing security work? That’s a whole other challenge! Stories of the tension between developers and security teams are a longstanding feature.....»»

Category: securitySource:  netsecurityRelated NewsJun 7th, 2023

Why are dog breeds with innate diseases popular?

Flat-faced dogs such as French and English bulldogs are extremely popular despite suffering from severe innate diseases. Hungarian researchers have attempted to uncover the explanation for this paradox. In the end, they concluded that although enthus.....»»

Category: topSource:  physorgRelated NewsJun 6th, 2023

Hubble images Messier 85

This moody image shows a galaxy named Messier 85, captured in all its delicate, hazy glory by the NASA/ESA Hubble Space Telescope. Messier 85 slants through the constellation of Coma Berenices (Berenice's Hair) and lies around 50 million light-years.....»»

Category: topSource:  physorgRelated NewsJun 5th, 2023

Hubble captures jellyfish galaxy JW39

The jellyfish galaxy JW39 hangs serenely in this image from the NASA/ESA Hubble Space Telescope. This galaxy lies over 900 million light-years away in the constellation Coma Berenices and is one of several jellyfish galaxies Hubble has been studying.....»»

Category: topSource:  physorgRelated NewsMay 30th, 2023

Faster iPhone 15 wireless charging without limits likely powered by Qi2

A new rumor surfaced yesterday that claimed the iPhone 15 would open up fast wireless charging speeds to all 15W Qi chargers. Now a new report provides a likely explanation for how this will work. more… The post Faster iPhone 15 wireless charging.....»»

Category: gadgetSource:  9to5macRelated NewsMay 26th, 2023

Hubble goes hunting for elusive medium-sized black holes

There's something odd about the black holes discovered to date. We've found hardly any black holes in the intermediate mass range, and it's not clear why......»»

Category: topSource:  digitaltrendsRelated NewsMay 25th, 2023