Search results for cosmic repulsion

General Physics Dec 9, 2014

Hunting for dark matter in a gold mine

"What really impressed me was the trip down," said astrophysicist James Buckley, PhD, speaking of the vertical mile he traveled to get to the site of an underground dark-matter experiment. "You can see you're moving at a ...

General Physics Mar 20, 2014

Alan Guth on new insights into the 'Big Bang'

Earlier this week, scientists announced that a telescope observing faint echoes of the so-called "Big Bang" had found evidence of the universe's nearly instantaneous expansion from a mere dot into a dense ball containing ...

General Physics Jul 25, 2013

Blackbody radiation induces attractive force stronger than gravity

Perfectly non-reflective objects, called blackbodies, produce blackbody radiation when at a uniform temperature. Although the properties of blackbody radiation depend on the blackbody's temperature, this radiation has always ...

Astronomy Jul 16, 2013

Recent findings on makeup of universe may spawn new research

(Phys.org) —New areas of extragalactic study may emerge from research by University of Alabama in Huntsville (UAH) astrophysicists using data from the Chandra X-ray Observatory to conclude that baryons making up all visible ...

General Physics May 8, 2013

Exotic atoms hold clues to unsolved physics puzzle at the dawn of the universe

An international team of physicists has found the first direct evidence of pear shaped nuclei in exotic atoms. The findings could advance the search for a new fundamental force in nature that could explain why the Big Bang ...

Astronomy Feb 12, 2013

NASA Goddard team to participate in dark energy mission

The European Space Agency (ESA) has selected three NASA-nominated science teams to participate in their planned Euclid mission, including one led by NASA's Goddard Space Flight Center in Greenbelt, Md.

Astronomy Sep 12, 2012

Dark energy is real, say astronomers

(Phys.org)—Dark energy, a mysterious substance thought to be speeding up the expansion of the Universe is really there, according to a team of astronomers at the University of Portsmouth and LMU University Munich.

General Physics May 18, 2012

Every black hole contains a new universe: A physicist presents a solution to present-day cosmic mysteries

Our universe may exist inside a black hole. This may sound strange, but it could actually be the best explanation of how the universe began, and what we observe today. It's a theory that has been explored over the past few ...

General Physics Feb 13, 2012

Leading the quest to crack cosmological mysteries

Sometimes a scientist can only laugh in the face of a seemingly insurmountable challenge.

General Physics Jan 31, 2012

Repulsive gravity as an alternative to dark energy (Part 1: In voids)

(PhysOrg.com) -- When scientists discovered in 1998 that the Universe is expanding at an accelerating rate, the possibility that dark energy could explain the observation was intriguing. But because there has been little ...

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