* The Doctor has used other sonic devices similar to the sonic screwdriver, including the " door handle " of Inferno ( Liz Shaw having one of her own ) and a pen-sized white noise generator in Four to Doomsday.

Doomsday devices have been present in literature and art especially in the 20th century, when advances in science and technology made world destruction ( or at least the eradication of all human life ) a credible scenario.

He was forced to use one of Waverider's time travel devices to leave Doomsday stranded at the End of Time, where Doomsday met the one force he could not overcome: entropy.

* The Doomsday Clock, the symbolic representation of the threat of nuclear annihilation, moved four minutes closer to midnight: two minutes in 2002 and two minutes in 2007 to 5 minutes to midnight.

The Doomsday Machine is precisely the sort of destabilizing tactic that Kahn himself sought to avert, since its only purpose was a threat or bluff rather than actual military application.

In order to preserve his life, he concocted an elaborate scheme by having an agent of his, a Coluan named Prin Vnok, use a time machine to travel to the End of Time itself and retrieve Doomsday, who had been left there by Superman and Waverider to ensure that he would never be a threat again, and use Doomsday as a new host body.

That desire was later explained in the Hunter / Prey miniseries: from the agony of continually dying during his creation process, Doomsday developed in his genes the ability to sense anyone Kryptonian, plus an overriding instinct to treat any such beings as an automatic threat.

Following these events, Doomsday was released by Lex Luthor's Suicide Squad to battle Imperiex, a threat that was judged to be even greater than Doomsday himself.

Once freed, Doomsday slaughtered the Squad, and then went on to battle Imperiex's numerous probes ( his mind having been altered by Manchester Black to regard them as the threat he normally perceived Superman to be ), which had thus far managed to seriously injure or kill most of Earth's heroes.

He and the able-bodied League members follow the threat to the home of a single mother and her two children, where their battle with " Doomsday " destroys the house.

If Superman and the rest falls, the Doomsday Protocol, which is a dimensional projecting bomb, will commence by sending the threat to the Phantom Zone after detonating it.

With such power comes great threat as embodied by the Doomsday Machine in Star Trek which destroyed both enemy and creator alike.

The Squad's mission was to release the monster Doomsday against the threat of the galactic conqueror Imperiex.

When Batman discovers her identity, she calls him out on the very real threat the League would pose if they went rogue, and Batman is actually convinced that she might be right in " The Doomsday Sanction ".

He has written over fifteen books, the most well-known being " The Mechanics Doomsday and Life After Death ", which is an analysis of the events leading to doomsday in light of scientific theories and Quranic knowledge.

* " Doomsday is Tomorrow ", a two-part episode of The Bionic Woman focused on the protagonist, Jaime Sommers, racing to reverse the activation of a doomsday device triggered by a nuclear weapons test.

His origin is simplified, with a Superman Robot informing Superman that Kryptonian records reporting him as an improperly programmed Doomsday biomechanical supersoldier, a literal weapon of mass destruction or doomsday device, one which cannot determine friend from foe, destroying everyone and everything in sight " because it must ".

She also thwarts the plan of an aging nuclear scientist named Elijah Cooper to destroy all life on Earth using a doomsday device in " Doomsday Is Tomorrow ".

Self-referencing doomsday argument rebuttals attempt to refute the Doomsday argument ( that there is a credible link between the brevity of the human race's existence and its expected extinction ) by applying the same reasoning to the lifetime of the Doomsday argument ( DA ) itself.

Kubrick actually met Kahn personally, and Kahn gave him the idea for the Doomsday Machine, which would immediately destroy the entire planet in the event of a nuclear attack.

* a hypothetical Doomsday event

* Risks to civilization, humans, and planet Earth ( Doomsday event )

* Doomsday event

* Doomsday event

* In the alternate timeline of the Flashpoint event, Doomsday was part of the military's Project Six.

Writer / penciller Dan Jurgens, with inker Bill Sienkiewicz revisited Superman's battle with Doomsday in the 2003 miniseries Superman: Day of Doom, exploring how the event affects those who knew the fallen hero, and introducing a new villain, Remnant.

During the Blackest Night event, the anniversary of Superman's original battle with Doomsday has become a day of remembrance honoring the deaths of superheroes and those they have failed to save.

* Doomsday event

In their coverage of that event, BBC News and The New York Times referred to the Movement as a Doomsday cult.

* Doomsday event

* Doomsday event

* Doomsday event

Since the 1990s the term has been used ( interchangeably with " the Copernicus method ") for J. Richard Gott's Bayesian-inference-based prediction of duration of ongoing events, a generalized version of the Doomsday argument.

In the game, Lex Luthor has done an experiment where he has experimented on its citizens using Exobytes and Doomsday's DNA with Doomsday being trapped in a containment building near the Kent Family Farm.

Throughout the history of the “ Doomsday Clock ,” it has moved closer to midnight, and farther away, depending status of the world at that time.

The Doomsday Clock has been getting closer to midnight since 1991, when it was set to 17 minutes to midnight after the superpowers reached agreement on a nuclear arms reductions.

Ninja crime lord Tempest, the secret criminal overlord of Mega-City One, fled to the Undercity after The Doomsday Scenario, and has spent the strips attempting to regain wealth or to dominate the Undercity.

* In the video game Star Trek Online the player has to defeat a Doomsday Machine in the mission " The Doomsday Device ".

Supergirl then reveals to Superman that Brainiac shrunk the Kryptonian city of Kandor and placed it in a bottle, that the Brainiac that Superman has been fighting all these years was in fact a swarm of nanomachines sent by the real Brainiac to look for Superman that had possessed Milton Fine, Doomsday, the Brainiac 2. 5 android, and finally Lena Luthor, and that no one has ever seen the actual Brainiac.

Thyrium has the potential to provide virtually limitless clean energy ... or fuel the Supernova, a next-generation weapon of mass destruction with the power to decimate a third of the Earth's surface and bring about Doomsday.

It has been hinted at that General Lane sent Doomsday after the Kandorians in the first place, and that the creature is only one of the " weapons " at Lane's disposal.

General Lane puts Lex Luthor to work on apparently " improving " Doomsday who, by the end of New Krypton has still not awoken from his most recent death.

Doomsday has since returned to carve a new path of destruction throughout the DC Universe.

Superman discovers that this was all part of a plot by Lex Luthor, which has now become obsolete ; after locating the satellite, Superman attempts to free his allies, only for them all to discover the apparently still-inert body of Doomsday, as well as three separate clones or copies-each with a different powerset.

Doomsday has also developed weapons and abilities that counters the powers of an opponent.

Doomsday has a highly accelerated healing factor that allows him to quickly regenerate from most damage.

Doomsday is now genetically part-Kryptonian due to his genes having been spliced with Kal-El's ; however, with the exception of his flame-breath, he has displayed no additional abilities.

Doomsday's brain has regenerated, and Dr. Achilles Milo ( a Project Cadmus member, enraged after being disgraced and fired by the current project runners ), releases Doomsday to kill Amanda Waller, explaining that his hate of Superman was manufactured.

Like his comics counterpart, his skull has adapted a heavy bone-plate to prevent the same trick from working twice ( perhaps a subtle reference to how in the comics, Doomsday can't be killed twice using the same method ).

This version of Doomsday has a human looking alter ego called " Davis Bloome ," who mutates into the recognizable monster form and blacks out for the periods when Doomsday is active.