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'Supernova of a Generation' Shows Its Stuff: Astronomers Determine How Brightest and Closest Stellar Explosion in 25 Years Happened
December 14, 2011 — It was the brightest and closest stellar explosion seen from Earth in 25 years, dazzling professional and backyard astronomers alike. Now, thanks to this rare discovery -- which some have called the ... > full storyMore: -
Closest Type Ia Supernova in Decades Solves a Cosmic Mystery
December 14, 2011 — Even as the "supernova of a generation" came into view in backyards across the northern hemisphere last August, physicists and astronomers who had caught its earliest moments were developing a ... > full story -
Early Black Holes Grew Big Eating Cold, Fast Food
December 12, 2011 — Researchers have discovered what caused the rapid growth of early supermassive black holes -- a steady diet of cold, fast food. Computer simulations show that thin streams of cold gas flow ... > full story -
Strange New 'Species' of Ultra-Red Galaxy Discovered
December 1, 2011 — In the distant reaches of the universe, almost 13 billion light-years from Earth, a strange species of galaxy lay hidden. Cloaked in dust and dimmed by the intervening distance, even the Hubble Space ... > full story -
The Interplay of Dancing Electrons
November 29, 2011 — Negative ions play an important role in everything from how our bodies function to the structure of the universe. Scientists have now developed a new method that makes it possible to study how the ... > full story -
Astronomers Take a Photograph of the Youngest Supernova Right After Its Explosion
November 24, 2011 — Astronomers have obtained a never-before achieved radio astronomical photograph of the youngest supernova. Fourteen days after the explosion of a star in the galaxy Galàxia del Remolí ... > full story -
Physicists Set Strongest Limit on Mass of Dark Matter
November 23, 2011 — Physicists have set the strongest limit for the mass of dark matter, the mysterious particles believed to make up nearly a quarter of the universe. The researchers report that dark matter must have a ... > full story -
Tiny Flame Shines Light on Supernovae Explosions
November 22, 2011 — Starting from the behavior of small flames in the laboratory, a team of researchers has gained new insights into the titanic forces that drive Type Ia supernova explosions. These stellar explosions ... > full story -
Galaxies Are the Ultimate Recyclers, NASA's Hubble Confirms
November 17, 2011 — New observations by NASA's Hubble Space Telescope are expanding astronomers' understanding of the ways in which galaxies continuously recycle immense volumes of hydrogen gas and heavy elements. This ... > full storyMore: -
Ancient Stars Shed Light on the Prehistory of the Milky Way
November 15, 2011 — Some of Milky Way's 'stellar fossils' -- our galaxy's oldest stars -- contain abnormally large amounts of heavy elements like gold, platinum and uranium. This has been a mystery, since it's usually ... > full story
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