dark matter

Definitions

  • WordNet 3.6
    • n dark matter (cosmology) a hypothetical form of matter that is believed to make up 90 percent of the universe; it is invisible (does not absorb or emit light) and does not collide with atomic particles but exerts gravitational force
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Quotations

  • James Thurber
    James%20Thurber
    “But what is all this fear of and opposition to Oblivion? What is the matter with the soft Darkness, the Dreamless Sleep?”
  • Ogden Nash
    Ogden%20Nash
    “No matter how deep and dark your pit, how dank your shroud, their heads are heroically unbloody and unbowed.”
  • Norman Vincent Peale
    Norman%20Vincent%20Peale
    “Become a possibilitarian. No matter how dark things seem to be or actually are, raise your sights and see possibilities -- always see them, for they're always there.”

Usage

In literature:

I say, fellows, we could take that boat and come through here in the dark, no matter what Simon Fraser said about Sir Alexander.
"The Young Alaskans on the Trail" by Emerson Hough
A walk along the cold dark deck and across a slippery plank to the mud bank does not improve matters.
"Round the Wonderful World" by G. E. Mitton
Another step, for all he knew, might plunge him into some dark well; but even so, it wouldn't matter much.
"The Web of the Golden Spider" by Frederick Orin Bartlett
From the darkness came a voice calling in perfect German, 'What is the matter with you?
"The Story of the Great War, Volume V (of 8)"
Look here, if you want to keep out of trouble, you must keep perfectly dark about this matter.
"Against Odds" by Lawrence L. Lynch
He let fly a swift kick into the dark, and thought no more of the matter.
"The Shepherd of the North" by Richard Aumerle Maher
There's red wheat as well as white, for that matter, and some like the dark grain best.
"Tom and Maggie Tulliver" by Anonymous
Martin had not expected to be thus shut in darkness, but after all it was a small matter.
"Fire Mountain" by Norman Springer
I considered the matter a moment and decided to leave that day at dark.
"Campaign of Battery D, First Rhode Island light artillery." by Ezra Knight Parker
As a matter of fact, I am as much in the dark as you are.
"Seven Keys to Baldpate" by Earl Derr Biggers
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In poetry:

What matters that, said Jonathan,
Whose blood began to freeze,
When there is one above whose eye
The deeds of darkness sees?
"Jaspar" by Robert Southey
When fain to learn we lean into the dark,
And grope to feel the floor of the abyss,
Or find the secret boundary lines which mark
Where soul and matter kiss—
"Honours -- Part II." by Jean Ingelow
Outside 'twere better!--Yes, I yearn
To walk the waste where sway and dip
The dark December boughs--where burn
Some late last leaves, that drip and drip
No matter where you turn.
"One Day And Another: A Lyrical Eclogue – Part V" by Madison Julius Cawein
No matter where they lived the same dream came
Of the invisible landlady whose voice
Quickened the air with a dark flame
The words they have always known, will always know
"You are unwanted! Go!"
"The Castaways" by Marya Zaturenska
What matters it, that all around
Danger, and guilt, and darkness lie,
If but within our bosom's bound
We hold a bright, untroubled sky,
Warm with ten thousand mingled rays
Of suns that know no winter days?
"To Imagination" by Emily Jane Bronte
What seek you here repeated the dark habited man,
Come, sir, speak out, and answer me if you can;
Are you then one of the devils demanded the stranger faintly,
That I am said the man, now what matters that to thee.
"Grif, of the Bloody Hand" by William Topaz McGonagall

In news:

At Old Mine, Hopes Of Striking Gold With Dark Matter .
'God particle' may shed light on dark matter .
" Dark matter presents a much bigger problem to detect and is more speculative than the Higgs," said Tom Shutt, a physics professor with Case Western Reserve University who's working on the Large Underground Xenon detector, known as LUX.
New European space telescope to sniff out dark matter .
Scheduled to launch in 2019, the European Space Agency's Euclid space telescope will attempt to detect the dark matter and dark energy that accounts for most of the universe.
Dark matter "scaffolding" detected in galaxy cluster.
But the thin, sparse dark-matter filaments thought to connect them simply don't bend as much light and thus have proved difficult to find.
Dark matter is all around us, but we cannot see it.
GZA Talks Lectures, Science and ' Dark Matter '.
Dark matter is an invisible substance found throughout the universe that doesn't emit any light.
Physicists narrow down mass of dark matter .
Signs of Dark Matter From Minnesota Mine.
Elena Aprile, right, a Columbia professor, is on a quest for dark matter with a team of graduate students and postdoctoral fellows.
Dark Matter , Dark Energy, and the Universe.
Risk and The Dark Matter of IT: Minimize Your Spreadshseet Risk and Reap Financial Gains.
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In science:

This is an issue of interest because candidates for the dark matter and dark matter unification will only be valid if they ensure that initial perturbations can evolve into a deeply nonlinear regime to form a gravitational condensate of super-particles that can act like cold dark matter.
Large-scale inhomogeneities in modified Chaplygin gas cosmologies
Such a framework is the canonical setup today to explain dark matter, although dark matter is considered to be non-relativistic today.
Holography and Brane-bulk Energy Exchange
LSB galaxies are dominated by dark matter (de Blok & McGaugh 1997), and their dynamics should thus give a more or less direct map of the dark matter distribution.
Halo Mass Profiles and Low Surface Brightness Galaxies Rotation Curves
As an application to dark matter studies, we compute some of the properties of γ-ray sources caused by neutralino self-annihilation in dark matter clumps.
Simple Models for the Distribution of Dark Matter
They estimate that ∼50% of the total mass of the dark matter halo is bound to dark matter substructures.
Simple Models for the Distribution of Dark Matter
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