Cosmology
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Cosmology
Paper reporting primordial gravitational waves published
The paper reporting the detection of primordial gravitational waves from a split-second after the Big Bang has finally been published.
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Cosmology
Dazzle or dust?
The unpredictable glow of galactic dust could undermine the biggest cosmological discovery in years.
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Cosmology
2014 Kavli Prize winners announced
Cosmic inflation, nanoscale imaging and a better understanding of memory earn million-dollar honors with the Kavli Prize.
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Cosmology
Dustup emerges over gravitational waves discovery
While cosmologists wait for data from Planck satellite, some worry that BICEP2 data actually come from our galaxy.
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Cosmology
The mysterious boundary
A debate has arisen over whether an astronaut passing a black hole’s point of no return would get stretched to death or flash-fried. Resolving the controversy may lead to new insights about gravity and more.
By Andrew Grant -
Cosmology
Revamping the size of the universe
Despite new telescopes and technology, no one knows whether the universe is infinitely large or even if what has been observed is the only universe that exists.
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Cosmology
Universe re-created in computer simulation
The Illustris Project traces the detailed evolution of the universe starting from 12 million years after the Big Bang.
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Cosmology
See the sky in a different light
An interactive map lets you explore the galaxy with infrared light.
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Cosmology
Galaxy’s gamma-ray glow may expose dark matter
An excess of gamma rays at the center of the Milky Way could be a signature of dark matter.
By Andrew Grant -
Astronomy
Neutrinos from space rain down from all directions
Using Earth as a filter, scientists detect thousands of neutrinos from beyond the solar system.
By Andrew Grant -
Cosmology
Speed of early universe’s expansion determined
The rate known as the Hubble constant is measured with great precision for the universe of 11 billion years ago.
By Andrew Grant