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Passing the Alcohol Test: Fundamental Properties of Molecules Have Not Changed During the Past Seven Billion Years
December 14, 2012 — The mass ratio of protons and electrons is deemed to be a universal constant. And rightly so, as the latest radio-astronomy observations of a distant galaxy have shown. Scientists used the 100-metre ... > full story -
12 Matter Particles Suffice in Nature: Limited Number of Fermions in Standard Model, Physicists Say
December 13, 2012 — How many matter particles exist in nature? Particle physicists have been dealing with this question for a long time. The 12 matter particles contained in the standard model of particle physics? Or ... > full story -
Seven Primitive Galaxies at the Dawn of Time
December 12, 2012 — Astronomers have uncovered a previously unseen population of seven primitive galaxies that formed more than 13 billion years ago, when the universe was less than 3 percent of its present age. The ... > full story -
Black Holes Have Properties That Resemble Dynamics of Both Solids and Liquids
December 11, 2012 — Black holes are surrounded by many mysteries, but now researchers have come up with new groundbreaking theories that can explain several of their properties. The research shows that black holes have ... > full story -
Do We Live in a Computer Simulation Run by Our Descendants? Researchers Say Idea Can Be Tested
December 10, 2012 — A decade ago, a British philosopher put forth the possibility that our universe might be a computer simulation run by our descendants. Now, physicists have come up with a potential test to see if the ... > full story -
New Chemical Reaction Could Explain How Stars Form, Evolve, and Eventually Die
December 7, 2012 — Researchers have discovered a molecular-level interaction that science had puzzled over for decades but had never seen. That discovery, it turns out, may redefine how science views chemical compound ... > full story -
Little Telescope Spies Gigantic Galaxy Clusters
December 6, 2012 — Our solar system, with its colorful collection of planets, asteroids and comets, is a fleck in the grander cosmos. Hundreds of billions of solar systems are thought to reside in our Milky Way galaxy, ... > full story -
European Romani Exodus Began 1,500 Years Ago, DNA Evidence Shows
December 6, 2012 — Despite their modern-day diversity of language, lifestyle, and religion, Europe's widespread Romani population shares a common, if complex, past. It all began in northwestern India about 1,500 years ... > full story -
Hubble Sees a Galaxy Hit a Bullseye
December 6, 2012 — In Hubble’s image, NGC 922 clearly reveals itself not to be a normal spiral galaxy. The spiral arms are disrupted, a stream of stars extends out towards the top of the image, and a bright ring ... > full story -
When the First Stars Blinked On: Very First Stars May Have Turned on When the Universe Was 750 Million Years Old
December 5, 2012 — Researchers have peered far back in time, to the era of the first stars and galaxies, and found matter with no discernible trace of heavy ... > full story
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