dark energy

(redirected from Negative gravity)
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dark energy

n.
A hypothetical form of energy that permeates all space and tends to cause the universe to expand by exerting a gravitational repulsion, countering ordinary gravitational attraction. Quintessence and the vacuum energy represented by the cosmological constant are possible forms of dark energy.

dark energy

n
(Astronomy) astronomy unobserved energy whose existence is proposed to account for the observed acceleration in the expansion of the universe
References in periodicals archive ?
Lead author Luciano Iess of Sapienza University of Rome said that the Cassini gravity measurements show a negative gravity anomaly at the south pole that however is not as large as expected from the deep depression detected by the onboard camera.
It's the tallest ride in Orlando and features a non-inverted loop and negative gravity spiral, both world-firsts for coasters.
Lichtenstein is a Welsh dramatist whose most recent play, The Pull of Negative Gravity, produced in 2004, won an Edinburgh Fringe First for innovation and outstanding new writing.
The Pull Of Negative Gravity won him a Fringe First award at the 2004 Edinburgh Festival and since toured Australia and New York earning huge critical acclaim.
The negative gravity anomaly down to -40 mGal occurring here can be explained by the mass deficit produced mainly by the light (2680-2710 kg/[m.
Fishbach's fifth force is a kind of negative gravity, a component of gravity that is repulsive for ordinary matter and that depends on the nature of the substances involved, as ordinary gravity does not.
The Tourbillon, with its fascinating mechanical construction, eliminating the negative gravity influence on accuracy, is considered the Masterpiece of watch making, only found in the highest end brands, incorporated in watches selling at US$ 50,000 and more.
The speed of its rotation is so high at the equator that it experiences negative gravity.
It's the tallest ride Kids sheer in Orlando and features a non-inverted loop and negative gravity spiral, both world-firsts for coasters.