viernes, 20 de mayo de 2011

New Supernova Could Nix Evidence of Dark Matter & 6 new articles...

New Supernova Could Nix Evidence of Dark Matter & 6 new articles...

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An exploding star spotted in 2005 defies the cuurent theories and observations. The theory of how it ignited could explain something unexpected: Why we have calcium in our bones. Astronomers have reported a whole new type of supernova, which seems...


Looking almost 11 billion years into the past, astronomers measured the motions of stars in a very distant galaxy whirling at a speed of one million miles per hour—about twice the speed of our Sun through the Milky Way. The...


Astronomers focusing on a star at the center of the Milky Way, measured precisely how long it takes the sun to complete one orbit (a galactic year) of our home galaxy: 226 million years. The last time the sun was...


Astronomers have discovered a new class of Jupiter-sized planets floating alone in the dark of space, away from the light of a star. The team believes these lone worlds were probably ejected from developing planetary systems. The discovery is based...


Earlier this year, an international team of astronomers spotted the earliest galaxy yet discovered, a smudge of light from nearly 13.2 billion years ago. In short, the new-found galaxy dates to just 480 million years after the Big Bang. That...


"It's a new brain. The mammals needed it because they had to cope with parenthood, social interactions, complex cognitive functions. It was so successful an evolution from mouse to man it expanded about a thousand fold in terms of the...


The inner core of the Earth is simultaneously melting and freezing due to circulation of heat in the overlying rocky mantle, according to new research from the University of Leeds, UC San Diego and the Indian Institute of Technology.The findings...




Provided by The Daily Galaxy