It'll come closest to the black hole in 2013. Astronomers see the gas cloud being stretched - astronomers say "spaghettified" - into an elongated shape.
"Supernova 2011fe is like the Rosetta Stone of Type Ia supernovae," said Shri Kulkarni, who studies it. Scientists said a white dwarf resides in its center.
In less than one year, an elephant seal nicknamed Jackson traveled an astonishing 18,000 miles. That's the equivalent of New York to Sydney and back again.
Leon Lederman - Nobel laureate in physics - describes a hypothetical particle, the Higgs boson, that might one day help explain the structure of the universe.
The brains of tiny spiders are so large that they fill their body cavities and overflow into their legs. Scientists studied the smallest spiders in the world.
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