fibonacci sequence
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Minggu, 25 September 2011
Galactic Danger Zone
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Not every place within a galaxy experiences the same conditions for habitability - some parts are lethal thanks to supernovae, whilst othe...
Jumat, 26 Agustus 2011
A Distant Black Hole Devoured A Star
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Positions from Swift's XRT constrained the source to a small patch of sky that contains a faint galaxy known to be 3.9 billion light-y...
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