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Big Bang

Latest Articles

Reaching for the Multiverse
Infinity and Beyond: The Ultimate Test

Multiverse Collisions May Dot the Sky

By Jennifer Ouellette
November 10, 2014
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Early in cosmic history, our universe may have bumped into another — a primordial clash that could have left traces in the Big Bang’s afterglow.

Infinity and Beyond: The Ultimate Test

In a Multiverse, What Are the Odds?

By Natalie Wolchover +1 authors
Peter Byrne
November 3, 2014
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Testing the multiverse hypothesis requires measuring whether our universe is statistically typical among the infinite variety of universes. But infinity does a number on statistics.

BICEP2 graphic.
cosmology

‘Big Bang Signal’ Could All Be Dust

By Natalie Wolchover
September 21, 2014
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Cosmic dust in the high latitudes of the Milky Way could account for the entire swirl pattern that had been presented as proof of a leading Big Bang theory, according to a new data analysis from the Planck satellite.

David Spergel
Q&A

A Bold Critic of the Big Bang’s ‘Smoking Gun’

By Peter Byrne
July 3, 2014
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The cosmologist David Spergel explains why a widely publicized gravitational-wave discovery could be wrong, and how the “overreaching” study could affect the public’s perception of science.

Q&A

Early-Universe Explorer Looks for Answers

By Peter Byrne
July 3, 2014
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Chao-Lin Kuo, who helped design the experiment that claimed to have found evidence of gravitational waves from the Big Bang, isn’t bothered by criticism that cosmic dust may account for his results.

Bicep2 B-modes
cosmology

Possible Echo of Big Bang Detected

By Natalie Wolchover
March 17, 2014
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Scientists report the possible discovery of primordial gravitational waves, ripples in space-time that carry a record of how the universe began.

cosmology

Big Bang Secrets Swirling in a Fluid Universe

By Natalie Wolchover
February 12, 2014
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With a new approach that treats the universe as a fluid, cosmologists plan to tease out the fine details of the Big Bang from its behavior and evolution.


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