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- Dictionarydarkness/ˈdɑːknəs/
noun
- 1. the partial or total absence of light: "the office was in darkness" Similar Opposite
- 2. wickedness or evil: "the forces of darkness" Similar Opposite
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22 hours ago · dark matter, a component of the universe whose presence is discerned from its gravitational attraction rather than its luminosity. Dark matter makes up 30.1 percent of the matter-energy composition of the universe; the rest is dark energy (69.4 percent) and “ordinary” visible matter (0.5 percent).
- Gravitational Lens
gravitational lens A galactic cluster, about five billion...
- Supersymmetry
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- Weakly Interacting Massive Particle
weakly interacting massive particle (WIMP), heavy,...
- Dark Energy
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- Orbital Velocity
Orbital velocity, velocity sufficient to cause a natural or...
- Coma Cluster
Coma cluster, nearest rich cluster of galaxies containing...
- Gravitational Lens
Sep 17, 2024 · Dark matter is that invisible glue that keeps stars, dust, and gas together in a galaxy. This mysterious substance makes up the majority of a galaxy's mass and forms the foundation of our Universe's structure. Dark matter is still one of the greatest mysteries of science. Credit: NASA/JPL-Caltech.
22 hours ago · Black is a color [2] that results from the absence or complete absorption of visible light. It is an achromatic color, without hue, like white and grey. [3] . It is often used symbolically or figuratively to represent darkness. [4] .
22 hours ago · e. In astronomy, dark matter is a hypothetical form of matter that does not interact with light or other electromagnetic radiation. Dark matter is implied by gravitational effects which cannot be explained by general relativity unless more matter is present than can be observed.
Sep 11, 2024 · 1 John 1:5 declares God’s nature as pure light, devoid of any darkness. There is nothing hidden or deceitful in God. This understanding invites believers to walk in the light, being transparent and truthful, reflecting God’s pure light in their lives.
Sep 13, 2024 · Summary. Heart of Darkness tells a story within a story. The novella begins with a group of passengers aboard a boat floating on the River Thames. One of them, Charlie Marlow, relates to his fellow seafarers an experience of his that took place on another river altogether—the Congo River in Africa.
Sep 5, 2024 · Dark energy is a theoretical form of energy that counteracts gravitational attraction and drives or “pushes” the universe’s accelerated expansion. On the other hand, dark matter exerts a...
