العلوم والبيئة
Undergraduate student may have solved puzzle regarding isolated galaxies that have stopped producing stars
المصدر: Phys.org - latest science and technology news stories · نُشر

An undergraduate astrophysics student at UC Berkeley has found three unusual galaxies—cataloged as Shapiro Dwarf Galaxies I, II and III. Each galaxy is far from other galaxies and has stopped making stars, a combination that is extremely rare. The discovery, published in The Astr
An undergraduate astrophysics student at UC Berkeley has found three unusual galaxies—cataloged as Shapiro Dwarf Galaxies I, II and III. Each galaxy is far from other galaxies and has stopped making stars, a combination that is extremely rare. The discovery, published in The Astrophysical Journal, provides compelling observational evidence of a long-held astronomical theory.
أخبار ذات صلة

Blue Planet III ventures into darkest depths of ocean
Sir David says the series uncovers marine life that is "even more precious than we ever realised".
feeds.bbci.co.uk ·

NYC congestion pricing policy linked to cleaner air in lower Manhattan
One year after New York City launched its congestion pricing policy, fine particulate pollution inside Manhattan's congestion relief zone was 13% lower, according to a new analysis that accounted for regional pollution trends, weather and normal year-to-year variability.
Phys.org - latest science and technology news stories ·

First-in-kind data set reveals insights across the world's national and regional economies
The University of Virginia has published the Global Capitalism Index (GCI), a first-in-kind data set offering unprecedented insights into the globe's capitalism conditions in every country. Assembled from more than two hundred data sets across eight key pillars, the GCI's country
Phys.org - latest science and technology news stories ·

Long Island measurements reveal household products and buildings as major summer pollution sources
Products such as hairspray, paint and household disinfectants are increasingly causing summertime air pollution—and cities aren't accounting for it, which makes it harder to issue air quality advisories and enact regulations, new research from Colorado State University, the Unive
Phys.org - latest science and technology news stories ·

Hawaiian hot spot study uncovers evidence of true polar wander
On Earth, everything is moving. The planet spins, the tectonic plates shift and the spin axis wobbles, as do the magnetic poles, which makes determining how things move a rather tricky proposition. For Rice University's Richard Gordon, this problem came up when he was trying to u
Phys.org - latest science and technology news stories ·