Dark energy is also an area of intense interest for scientists, but it is not clear whether direct detection of dark energy will be possible.

Dark matter gravitates as ordinary matter, and thus works to slow the expansion of the universe ; by contrast, dark energy accelerates its expansion.

Dark energy has been proposed to explain this.

Dark energy now dominates the energy of the universe, in contrast to earlier epochs when it was insignificant.

As Dark Willow boasts of her indestructibility, Giles knocks her to the floor with a blast of magic energy, saying " I'd like to test that theory " (" Two to Go ").

* Dark energy star, a hypothetical alternative to black holes

* Dark energy

* Dark energy

* Hubble Space Telescope measurements show that " Dark energy " is pushing apart the universe ; this appears to be the constant, repulsive force that Albert Einstein once predicted.

# REDIRECT Dark energy

He tells Samus that after a meteor struck Aether, a strange energy emanating from it created another image of Aether called Dark Aether, which hosted a deadly and aggressive species called Ing.

Samus defeats the creature and retrieves the last remaining energy as Dark Aether collapses ; however, her path out of the temple is blocked by a horribly altered and unstable Dark Samus.

On the Dark Fortress, Andros finds Zordon, who requests his energy tube be shattered.

When Dark Specter is killed in the finale, she becomes the " Queen of Evil ", she is seemingly killed accidentally during a confrontation with Andros, but is revived by Zordon's energy wave.

Dark materials and the enclosed canyons created by city buildings trap more of the sun ’ s energy.

It is the instrument chosen to be used to execute the Dark Energy Survey, a massive undertaking to image a large part of the sky to faint light levels, detecting galaxy large scale structure as a function of look back time to shed light on the nature of dark energy.

Dark energy has heat and kinetic damage, and due to the nature of this sort of exotic matter, it causes normal matter to vaporize and cease to exist.

Dark energy corresponds to a force between the branes, and serves the crucial role of solving the monopole, horizon, and flatness problems.

Publishers Weekly reviewed it as "... The author's imagination runs wild as he conjures some striking imagery (" Dark threads of energy moved through her veins and leaped from her fingertips " says one of the three women in the opening scene ) and cooks up a surreal stew of character portraits ( rendered in bold colors and brushwork, they resemble some of Van Gogh's later work ).

While the armies fought, Autobot strike teams sabotaged the fortress, draining it of energy and causing it to fall into a Dark Nebula.

The telescope was upgraded for use in the Hobby-Eberly Telescope Dark Energy Experiment ( HETDEX ), which will provide the first observations to allow narrowing of the list of possible explanations for dark energy.

Christopher Nolan's Batman Begins and its sequel The Dark Knight are set during the same timespan and adopt several elements directly from the graphic novel.

However, following bad sales of Dark Void and Bionic Commando, the company's management has decided to limit outsourcing to sequels and newer versions of installments in existing franchises, reserving the development of original titles for its in-house teams.

" People of the Dark " is a remembrance story of " past lives ", and in its first-person narrative the protagonist describes one of his previous incarnations: Conan, a black-haired barbarian hero who swears by a deity called Crom.

Dark chocolate, with its high cocoa content, is a rich source of epicatechin and gallic acid, which are thought to possess cardioprotective properties.

Pink Floyd recast itself from its 1960s guise as a psychedelic band into a commercial success with its series of concept albums, most famously with The Dark Side of the Moon ( which, according to the RIAA, is the second best selling album in history ) and later with the double album rock opera The Wall.

Enlightenment authors generally mocked and ridiculed anything from the " Dark Ages " including feudalism, projecting its negative characteristics on the current French monarchy as a means of political gain.

* Dark Seed and its sequel, Dark Seed II, both adventure games for the Amiga, Amiga CD32, Macintosh and the PC, were published by Cyberdreams.

Dark Jedi is the name given in the Star Wars universe to fictional characters attuned to the Force and adept in its dark side.

In trying to bond with her, Jean senses its memories of death and destruction as Dark Phoenix and rejects it, causing it to bond with and animate a lifeless clone of Jean Grey created by the villain Mister Sinister.

Nintendo has since allowed several mature-content games to be published on its consoles, including: Perfect Dark, Conker's Bad Fur Day, Doom and Doom 64, BMX XXX, the Resident Evil series, killer7, Eternal Darkness: Sanity's Requiem, BloodRayne, Geist and Dementium: The Ward.

The term Dark Ages is no longer in common use among modern scholars because of the difficulty of using it neutrally, though some writers have attempted to retain it and divest it of its negative connotations.

* Video games: Secret of Mana and its successor Secret of Evermore ( where the menu was used to accelerate the pacing of combat ), Seiken Densetsu 3, America's Army 3, Habitat, Beyond Good & Evil, Full Throttle, The Curse of Monkey Island, Neverwinter Nights, Normality, The Sims, Perfect Dark, Planescape: Torment, Sacrifice, Saints Row, Saints Row 2, Second Life, Battlefield 2, Freedom Fighters, Ratchet & Clank, Silver, The Temple of Elemental Evil, Crysis, Mass Effect, Warzone 2100, Halo Wars, The Lord of the Rings: The Battle for Middle-earth, Max Payne 3, Trauma Center, Brütal Legend, Operation Flashpoint: Dragon Rising, Dragon Age: Origins, Prototype, Cortex Command, Imperium Romanum

In August 1996, San Jose Mercury News reporter Gary Webb published a series titled Dark Alliance, linking the origins of crack cocaine in California ( largely aimed at its African-American population ) to the CIA-Contra alliance.

Eight separate boxed games were released as tie-in products: Striker, a game of tabletop miniature warfare, added very complex rules for vehicle design & combat, Mayday concentrated on small ship vs ship space combat, Snapshot and Azhanti High Lightning featured small-unit battles on board spacecraft, while Fifth Frontier War, Invasion Earth and Dark Nebula were wargames based on selected interstellar conflicts from the Classic Traveller ( though in the case of the later this was not the case on its publication, but they were used as the basis of parts of the ' imperial ' background ) future history.

( For a time, this was the most of any American-produced television series except for Star Trek and Dark Shadows with its 30 or so novels published between 1966 and 1971, though there have now been more original novels published based upon Alias and Buffy the Vampire Slayer.

* In the Marvel Comics comic book series The X-Men, the Hellfire Club is a criminal organization that has played a prominent role in various story lines since its introduction during the Dark Phoenix Saga.

Others would argue that such references to the Dark Ages are not relevant to a modern region defined by its geography.

During the European Dark Ages, Yahya Ibn_al -' Awwam ’ s handbook guided the people of North Africa, Spain and the Middle East with its emphasis on irrigation ; a translation of this work was finally carried to the southwest of the United States.

The Dark Night ( from which the spiritual term takes its name ) narrates the journey of the soul from her bodily home to her union with God.

The simplest model for this that is in general agreement with observed phenomena is the Cold Dark Matter cosmology ; that is to say that clustering and merging is how galaxies gain in mass, and can also determine their shape and structure.

To defend the forest from the Dark Avatar, the Entity summoned the Elementals, which are revealed to be the heroes whose life force had been collected by the Entity and which reflect the simplest essential parts and principles of nature, each one representing one of the four elements, the Entity also reveals that the central tree in the Star City forest is the foundation for the Parliament of Trees.