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Violations of energy conservation in the early universe may explain dark energy
PHYS.ORG (Phys.org)—Physicists have proposed that violations of energy conservation in the early universe, as predicted by certain modified theories of quantum mechanics and quantum gravity,... 2 days
The evolution of massive galaxy clusters
PHYS.ORG Galaxy clusters have long been recognized as important laboratories for the study of galaxy formation and evolution. The advent of the new generation of millimeter and submillimeter wave survey telescopes, like the South Pole Telescope (SPT),... 2 days
Work begins in Palo Alto on NASA's dark energy hunter
PHYS.ORG Lockheed Martin is helping NASA begin the hunt for dark energy, a mysterious force powering the universe's accelerating expansion. An instrument assembly the company is developing, if selected... 2 days
galaxy murder mystery Galaxy Murder Mystery
ASTRO WATCH It’s the big astrophysical whodunnit. Across the Universe, galaxies are being killed and the question scientists want answered is, what’s killing them? New research published by a global team of... 2 days
Improved measurements of antiproton's magnetic moment deepen mystery of baryonic asymmetry
PHYS.ORG One of the deepest mysteries of physics today is why we seem to live in a world composed only of matter, while the Big Bang should... 4 days
presumed young star turns out to be a galactic senior citizen Presumed Young Star Turns Out to Be a Galactic Senior Citizen
ASTRO WATCH It was considered a teenager among the stars. But now one thing has become... 4 days
[In Depth] Observations hint at a new recipe for giant black holes
Science Magazine Astronomers have glimpsed a new solution to a long-standing puzzle: how black holes could have grown fast enough to explain the monsters a billion... 1 week
photons struggle to escape distant galaxies Photons Struggle to Escape Distant Galaxies
ASTRO WATCH Astronomers led by David Sobral and Jorryt Matthee, of the Universities of Lancaster in the UK and Leiden in the Netherlands, have discovered giant... 1 week
Green Glow from Ancient Galaxies Surprises Scientists
SPACE.COM The galaxies are greener on the other side of the universe, it seems: A new analysis reveals that some of the most distant galaxies ever observed are radiating green light, a finding that could... 1 week
Photons Struggle to Escape Early Milky Way-Type Galaxies
SCI-NEWS.COM An international team of astronomers has discovered enormous halos of blue, faint light — made of so-called Lyman-alpha photons —... 2 weeks
Milky Way’s black hole may hurl galactic spitballs our way
SCIENCE-NEWS Gas blobs formed in the wake of stars shredded by the black hole in the center of the galaxy could pass within several hundred light-years of Earth on... 2 weeks
Earliest galaxies got the green light
SCIENCE-NEWS Galaxies in the early universe might have emitted lots of green light, powered by large populations of stars much hotter than most found today. 2 weeks
Asymmetric structure in the supermassive black hole at the galaxy's center
PHYS.ORG The supermassive black hole candidate at the center of our Galaxy (associated with the radio source Sgr A*) is a prime candidate for studying the physical... 2 weeks
Outflowing gas in ultraluminous galaxies
PHYS.ORG Galaxies evolve over billions of years in part through the activity of star formation and their supermassive nuclear black holes, and also by mergers with other galaxies. Some features of galaxies, in particular the strong correlations found between... 2 weeks
Detecting the intense green glow from the youngest galaxies to determine galactic evolution
PHYS.ORG Galaxies in the young universe were forming stars at 10- to 50-times higher rates than their modern-day counterparts, such as our Milky... 2 weeks
our galaxy s black hole is spewing out planet size spitballs Our Galaxy's Black Hole is Spewing Out Planet-size 'Spitballs'
ASTRO WATCH Every few thousand years, an unlucky star wanders too close to the black hole at the center of... 2 weeks
Deepest X-ray Image Ever Reveals Black Hole Treasure Trove
ASTRO WATCH An unparalleled image from NASA’s Chandra X-ray Observatory is giving an international team of astronomers the best look yet at the growth of black holes over billions of years beginning... 2 weeks
Research supports role of supernovas in measuring pace at which the universe expands
SCIENCE DAILY A team of research scientists recently published a paper marking the importance of Type Ia supernovas in measuring the pace at which... 2 weeks
Deepest X-ray image ever reveals black hole treasure trove
SCIENCE DAILY An unparalleled image from NASA's Chandra X-ray Observatory is giving astronomers the best look yet at the growth of black holes over billions of years beginning soon after the Big... 2 weeks
Early Universe Black Holes Grew In Bursts, X-Ray Data Shows | Video
SPACE.COM The Chandra X-ray Observatory was used to scan the same Deep Field-South sky that Hubble has observed. They are using the data to study... 2 weeks
How Far to That Galaxy? Thousands of Cosmic Distances Now Catalogued
SPACE.COM The universe just got an address book. A new NASA catalog of objects will help scientists identify the distance of tens of thousands of objects that... 2 weeks
How "The Big Bang Theory" portrays scientists
PHYS.ORG Love it or hate it, you've probably at least heard of CBS's hit TV show The Big Bang Theory, now in its 10th year of production. But how accurately does it portray scientific culture,... 2 weeks
Research Reinforces Role of Supernovae in Clocking the Universe
ASTRO WATCH How much light does a supernova shed on the history of universe? New research by cosmologists at the University of Chicago and Wayne State University confirms the accuracy of Type... 2 weeks
Deepest X-ray image ever reveals black hole treasure trove
PHYS.ORG An unparalleled image from NASA's Chandra X-ray Observatory is giving an international team of astronomers the best look yet at the growth of black holes over billions of years beginning... 2 weeks
Observations cast new light on cosmic microwave background
PHYS.ORG Arecibo Observatory observations of galactic neutral hydrogen structure confirm the discovery of an unexpected contribution to the measurements of the cosmic microwave background observed by the WMAP and Planck spacecraft. An accurate... 2 weeks
Cryogenic test probes Einstein's equivalence principle, general relativity, and spacetime 'foam'
PHYS.ORG (Phys.org)—Physicists have performed a test designed to investigate the effects of the expansion of the universe—hoping to answer questions such as "does the expansion of the... 2 weeks
Theory provides roadmap in quest for quark soup 'critical point'
PHYS.ORG Thanks to a new development in nuclear physics theory, scientists exploring expanding fireballs that mimic the early universe have new signs to look for as they map out... 2 weeks
Role of supernovae in clocking the universe
SCIENCE DAILY New research by cosmologists confirms the accuracy of Type Ia supernovae in measuring the pace at which the universe expands. The findings support a widely held theory that the expansion of the universe is... 2 weeks
Universe May Have Lost 'Unstable' Dark Matter
SPACE.COM How much dark matter has gone missing since the Big Bang? New research suggests anywhere from 2 to 5 percent. 3 weeks
Universe May Have Lost 'Unstable' Dark Matter
LIVE SCIENCE How much dark matter has gone missing since the Big Bang? New research suggests anywhere from 2 to 5 percent. 3 weeks
Physicists measure the loss of dark matter since the birth of the universe
PHYS.ORG Russian scientists have discovered that the proportion of unstable particles in the composition of dark matter in the days immediately following the... 4 weeks
Russian Physicists Measure the Loss of Dark Matter Since the Birth of the Universe
ASTRO WATCH Scientists from the Moscow Institute of Physics and Technology (MIPT), the Institute for Nuclear Research (INR) of the Russian Academy... 4 weeks
2 Newborn Planets May Be Forming Around a Distant Young Star
SPACE.COM Astronomers have found evidence suggesting two infant planets are forming around a distant young star in our galaxy. This newly forming planetary system is located 400... 4 weeks
New Receivers Improve ALMA’s Ability to Search for Water in the Universe
ASTRO WATCH The Atacama Large Millimeter/submillimeter Array (ALMA) in Chile has begun observing in a new range of the electromagnetic spectrum. This has been made possible... 4 weeks
Carbonaceous Chondrites Shed Light on the Origins of Life in the Universe
ASTRO WATCH The meteorite samples analysed in this study come from NASA's Antarctic collection and derive from asteroids and, possibly, from comets. "Chondrites are non-differentiated meteorites,... 1 month
Magnetic Mirror Could Shed New Light on Gravitational Waves and the Early Universe
ASTRO WATCH Researchers have created a new magnetic mirror-based device that could one day help cosmologists discover new details about ripples in space-time known... 1 month
Young, Thin and Hyperactive: That's What Outlier Galaxies Look Like
ASTRO WATCH If we put the galaxies for which we have the relevant data into a graph relating the mass of stars in each galaxy with the star formation rate... 1 month
Magnetic mirror could shed new light on gravitational waves and the early universe
PHYS.ORG Researchers have created a new magnetic mirror-based device that could one day help cosmologists discover new details about ripples in space-time known... 1 month
Finding a needle in a space haystack
PHYS.ORG Stephanie Bernard is one in 24 million. The University of Melbourne PhD candidate is the only Australian given access to NASA's Spitzer Space Telescope, and she is using her time to explore one of... 1 month
Young, thin and hyperactive—that's what outlier galaxies look like
PHYS.ORG The more massive, or full of stars, a galaxy is, the faster the stars in it are formed. This seems to be the general rule, which is contradicted, however, by... 1 month
‘Hyper-Starburst’ Galaxy Churns Out Stars, Clues to Universe’s Evolution
ASTRO WATCH A recently discovered galaxy is undergoing an extraordinary boom of stellar construction, revealed by a group of astronomers led by University of Florida graduate student Jingzhe Ma using NASA’s Chandra... 1 month
Astronomers Find Hyper-Starburst Galaxy 12.7 Billion Light-Years Away
SCI-NEWS.COM Astronomers have used CSIRO’s Australia Telescope Compact Array (ATCA) and NASA’s Chandra X-ray Observatory to show that a recently-discovered lensed galaxy has one of the highest rates of star formation ever seen... 1 month
Dark Matter May be Smoother than Expected
ASTRO WATCH Analysis of a giant new galaxy survey, made with ESO’s VLT Survey Telescope in Chile, suggests that dark matter may be less dense and more smoothly distributed throughout space than previously thought. An international... 1 month
Under construction: Distant galaxy churning out stars at remarkable rate
PHYS.ORG Astronomers have used NASA's Chandra X-ray Observatory and other telescopes to show that a recently-discovered galaxy is undergoing an extraordinary boom of stellar construction. The galaxy is 12.7... 1 month
Dark matter may be smoother than expected
PHYS.ORG Analysis of a giant new galaxy survey, made with ESO's VLT Survey Telescope in Chile, suggests that dark matter may be less dense and more smoothly distributed throughout space than previously thought. An international... 2 months
The case for co-decaying dark matter
PHYS.ORG (Phys.org)—There isn't as much dark matter around today as there used to be. According to one of the most popular models of dark matter, the universe contained much more dark matter early on when the temperature... 2 months
Embryonic Cluster Galaxy Immersed in Giant Cloud of Cold Gas
ASTRO WATCH Astronomers studying a cluster of still-forming protogalaxies seen as they were more than 10 billion years ago have found that a giant galaxy in the center of the... 2 months
Astronomers Witness Birth of Massive Cluster Galaxy
SCI-NEWS.COM Massive galaxies may grow from cold molecular gas that condenses as stars rather than forming in violent mergers, according to an international team of astronomers that studied a protocluster of still-forming galaxies. “The formation... 2 months
Embryonic cluster galaxy immersed in giant cloud of cold gas
SCIENCE DAILY Astronomers studying a cluster of still-forming protogalaxies seen as they were more than 10 billion years ago have found that a giant galaxy in the center of the... 2 months
[Galaxy Formation] A massive galaxy forming from molecular gas
Science Magazine The most massive galaxies gather their stars by merging with smaller galaxies and by accreting gas, which is then consumed during star formation. Emonts et al. investigated – [Read More] 2 months
Amazing SpaceX images highlight perfect Falcon 9 landing
PHYS.ORG
Train like an astronaut!
ESA
Online course on human spaceflight with ESA astronaut Christer Fuglesang
ESA
Listen to the Earth smash another global temperature record
PHYS.ORG
We Can Learn a Lot From the Changing Night Sky
SPACE.COM
NASA plans another busy year for Earth science fieldwork
PHYS.ORG
WATCH LIVE @ 12:54 pm ET Saturday: SpaceX Rocket Launch, Landing Attempt
SPACE.COM
Catching Cassini’s call
ESA
NASA analyzes heavy rainfall over Southern Thailand
PHYS.ORG
How old is our moon?
PHYS.ORG
VisionCare receives FDA approval to begin clinical study of telescope implant in post-cataract patients
NEWS MEDICAL
Evidence falls into place for once and future supercontinents
SCIENCE-NEWS
NASA sees storms affecting the western US
PHYS.ORG
Astronomers predict explosion that will change the night sky in 2022
PHYS.ORG
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