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The Milky Way will probably devour all the tiny galaxies that surround it

The rapid disruption of smaller galaxies suggests they lack a bit of dark matter. Enlarge / An infrared image of one of the Milky Way's satellite galaxies. (credit: NASA/JPL-Caltech/STScI) We are not alone—at least as.....»»

Category: topSource:  arstechnicaDec 7th, 2023

How to dim the consequences of global light pollution

Our ancestors could look up and see the Milky Way—our galaxy—as a large band of white light stretching across the sky. Because of light pollution, that's no longer the case. One study estimated that 60% of Europeans and 80% of Americans have neve.....»»

Category: topSource:  physorgRelated News18 hr. 9 min. ago

Black hole fashions stellar beads on a string

Astronomers have discovered one of the most powerful eruptions from a black hole ever recorded. This mega-explosion billions of years ago may help explain the formation of a striking pattern of star clusters around two massive galaxies, resembling be.....»»

Category: topSource:  physorgRelated News18 hr. 9 min. ago

Spinning, magnetic micro-robots help researchers probe immune cell recognition

Researchers at the Pritzker School of Molecular Engineering and the Department of Chemistry at the University of Chicago have engineered tiny, spinning micro-robots that bind to immune cells to probe their function. The robot, or "hexapod," gives sci.....»»

Category: topSource:  physorgRelated NewsFeb 21st, 2024

New app always points to the supermassive black hole at the center of our galaxy

iPhone compass app made with AI assistance locates the heart of the Milky Way. Enlarge / A photo of Galactic Compass running on an iPhone. (credit: Matt Webb / Getty Images) On Thursday, designer Matt Webb unveiled a new.....»»

Category: topSource:  arstechnicaRelated NewsFeb 19th, 2024

Image: Hubble views a massive star forming

This image from the NASA/ESA Hubble Space Telescope is teeming with color and activity. It features a relatively close star-forming region known as IRAS 16562-3959, which lies within the Milky Way about 5,900 light-years from Earth in the constellati.....»»

Category: topSource:  physorgRelated NewsFeb 17th, 2024

Even if we can"t see the first stars, we could detect their impact on the first galaxies

For a long time, our understanding of the universe's first galaxies leaned heavily on theory. The light from that age only reached us after traveling for billions of years, and on the way, it was obscured and stretched into the infrared. Clues about.....»»

Category: topSource:  physorgRelated NewsFeb 16th, 2024

Georgia cities face tall task to meet new air pollution standard

Environmental regulators have decided to set a tighter standard for a tiny, but insidious class of air pollution particles linked to serious illnesses and thousands of premature deaths......»»

Category: topSource:  physorgRelated NewsFeb 16th, 2024

Flea toad may be world"s smallest vertebrate

A trio of biologists at Universidade Estadual de Santa Cruz, in Brazil, has verified that a tiny frog, Brachycephalus pulex, also known as the Brazilian flea toad, which is found only in southern Brazil, is not only the world's smallest amphibian, it.....»»

Category: topSource:  physorgRelated NewsFeb 16th, 2024

Kanto Audio Ora review: tiny, but mighty desktop speakers

Canadian speaker maker Kanto Audio is no stranger to small speakers that pack a punch, and the Ora Reference Desktop Speakers are no different......»»

Category: topSource:  digitaltrendsRelated NewsFeb 15th, 2024

"Beyond what"s possible": New JWST observations unearth mysterious ancient galaxy

Our understanding of how galaxies form and the nature of dark matter could be completely upended after new observations of a stellar population bigger than the Milky Way from more than 11 billion years ago that should not exist......»»

Category: topSource:  physorgRelated NewsFeb 14th, 2024

New NASA mission will study ultraviolet sky, stars, stellar explosions

As NASA explores the unknown in air and space, a new mission to survey ultraviolet light across the entire sky will provide the agency with more insight into how galaxies and stars evolve. The space telescope, called UVEX (UltraViolet EXplorer), is t.....»»

Category: topSource:  physorgRelated NewsFeb 14th, 2024

Synthetic fibers and tire abrasion found to have the strongest impact on corals

Corals feed on plankton that they catch from the seawater. Due to the increasing pollution of the oceans, they also ingest tiny plastic particles. Sometimes, the corals are unable to expel the microplastics from their bodies. Instead, they store it i.....»»

Category: topSource:  physorgRelated NewsFeb 14th, 2024

Tiny crustaceans discovered preying on live jellyfish during harsh Arctic night

In the dark and cold of the months-long polar night, food resources are limited. Some groups of marine organisms in the polar regions overcome this challenge by going into a metabolic resting state in winter, surviving on reserves accumulated during.....»»

Category: topSource:  physorgRelated NewsFeb 14th, 2024

Discovery of unexpected ultramassive galaxies may not rewrite cosmology, but still leaves questions

Ever since the James Webb Space Telescope (JWST) captured its first glimpse of the early universe, astronomers have been surprised by the presence of what appear to be more "ultramassive" galaxies than expected. Based on the most widely accepted cosm.....»»

Category: topSource:  physorgRelated NewsFeb 13th, 2024

Image: Spiral galaxy NGC 4254"s dazzling swirls

NGC 4254, a spiral galaxy, is resplendent in orange and blue in this Jan. 29, 2024, image from the James Webb Space Telescope. This is one of 19 nearby spiral galaxies recently imaged by the telescope as part of the long-standing Physics at High Angu.....»»

Category: topSource:  physorgRelated NewsFeb 13th, 2024

Get Bang & Olufsen’s Portal gaming headset while it’s 66% off

The Bang & Olufsen Beoplay Portal gaming headset, featuring active noise cancellation and Dolby Atmos surround sound, is down to just $170 from Amazon's Woot......»»

Category: topSource:  digitaltrendsRelated NewsFeb 12th, 2024

Rare marbled godwit dies soon after drawing admirers in Vermont: What happened?

Excited nature lovers flocked to a tiny town from all across the state of Vermont last September, wildlife officials said. They all came to see one rare sight: a marbled godwit......»»

Category: topSource:  physorgRelated NewsFeb 12th, 2024

Which came first: Black holes or galaxies?

Black holes not only existed at the dawn of time, they birthed new stars and supercharged galaxy formation, a new analysis of James Webb Space Telescope data suggests......»»

Category: topSource:  physorgRelated NewsFeb 10th, 2024

Hubble spies baby stars being born amid chaos of interacting galaxies

Amid swirling gas and dust pulled by gravitational forces of interacting galaxies, there can be bursts of star formation, creating new generations of stars......»»

Category: topSource:  digitaltrendsRelated NewsFeb 9th, 2024

Hubble detects celestial "string of pearls" star clusters in galaxy collisions

When spectacular cosmic events such as galaxy collisions occur, it sets off a reaction to form new stars, and possibly new planets that otherwise would not have formed. The gravitational pull that forces the collisions between these galaxies creates.....»»

Category: topSource:  physorgRelated NewsFeb 9th, 2024