big bang theory

Goodbye Big Bang, Hello Black Hole? A New Theory Of The Universe’s Creation

by Elizabeth Howell September 18, 2013

Want to stay on top of all the space news? Follow @universetoday on Twitter Could the famed “Big Bang” theory need a revision? A group of theoretical physicists suppose the birth of the universe could have happened after a four-dimensional star collapsed into a black hole and ejected debris. Before getting into their findings, let’s just […]

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Kapow! Keck Confirms Puzzling Element of Big Bang Theory

by Elizabeth Howell June 10, 2013

Observations of the kaboom that built our universe — known as the Big Bang — is better matching up with theory thanks to new work released from one of the twin 33-foot (10-meter) W.M. Keck Observatory telescopes in Hawaii. Remove this ad Elizabeth Howell on Google+

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Abuse From Other Universes – A Second Opinion

by Jon Voisey October 9, 2011

At the end of last year, there was a flurry of activity from astronomers Gurzadyan and Penrose that considered the evidence of alternate universes or the existence of a universe prior to the Big Bang and suggested that such evidence may be imprinted on the cosmic microwave background as bruises of concentric circles. Quickly, this […]

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Cosmological Constant

by Jean Tate February 12, 2010

The cosmological constant, symbol Λ (Greek capital lambda), was ‘invented’ by Einstein, not long after he published his theory of general relativity (GR). It appears on the left-hand side of the Einstein field equations. Einstein added this term because he – along with all other astronomers and physicists of the time – thought the universe […]

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Universe to WMAP: ΛCDM Rules, OK?

by Jean Tate February 8, 2010

The Wilkinson Microwave Anisotropy Probe (WMAP) science team has finished analyzing seven full years’ of data from the little probe that could, and once again it seems we can sum up the universe in six parameters and a model. Using the seven-year WMAP data, together with recent results on the large-scale distribution of galaxies, and […]

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