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Galaxy Study Validates General Relativity on Cosmic Scale, Existence of Dark Matter
March 10, 2010 — While general relativity describes well the behavior of the solar system, Einstein's theory of gravity and spacetime has not been tested on cosmological scales. Now, a team has analyzed data on ... > full story -
Scientists Discover 'Catastrophic Event' Behind the Halt of Star Birth in Early Galaxy Formation
March 9, 2010 — Scientists have found evidence of a catastrophic event they believe was responsible for halting the birth of stars in a galaxy in the early universe. The researchers observed the massive galaxy as it ... > full story -
Exotic Antimatter Detected at Relativistic Heavy Ion Collider: Heaviest Known Antinucleus Heralds New Frontier in Physics
March 4, 2010 — A worldwide team of researchers has for the first time created a particle that is believed to have been in existence immediately after the creation of the universe -- the so-called "Big Bang" -- and ... > full story -
First of Missing Primitive Stars Found
March 3, 2010 — Astronomers have discovered a relic from the early universe -- a star that may have been among the second generation of stars to form after the Big Bang. Located in the dwarf galaxy Sculptor some ... > full story -
Astronomically Large Lenses Measure the Age and Size of the Universe
March 1, 2010 — Using entire galaxies as lenses to look at other galaxies, researchers have a newly precise way to measure the size and age of the universe and how rapidly it is expanding. The measurement determines ... > full story -
Cryogenic Dark Matter Search: Experiment Hints at Interaction With Dark Matter Particles
February 18, 2010 — Scientists involved in the Cryogenic Dark Matter Search experiment report their latest findings. Two events recorded during the CDMS experiment had the characteristics of an interaction involving ... > full story -
Jurassic Space: Ancient Galaxies Come Together After Billions of Years
February 18, 2010 — Astronomers have found the astronomical equivalent of prehistoric life in our intergalactic backyard: a group of small, ancient galaxies that has waited 10 billion years to come together. These "late ... > full story -
NASA's Chandra Reveals Origin of Key Cosmic Explosions
February 17, 2010 — New findings from NASA's Chandra X-ray Observatory have provided a major advance in understanding a type of supernova critical for studying the dark energy that astronomers think pervades the ... > full story -
No Place to Hide: Missing Primitive Stars Outside Milky Way Uncovered
February 17, 2010 — After years of successful concealment, the most primitive stars outside our Milky Way galaxy have finally been unmasked. New observations using ESO's Very Large Telescope have been used to solve an ... > full story -
NASA's Fermi Closes on Source of Cosmic Rays
February 16, 2010 — New images from NASA's Fermi Gamma-ray Space Telescope show where supernova remnants emit radiation a billion times more energetic than visible light. The images bring astronomers a step closer to ... > full story
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