in the latter show. In "Planet of the Dead", a wormhole transports a London double-decker bus to a barren, desert-like planet. The wormhole could only be navigated safely through by a metal object, and human tissue is not meant for inter-space travel, as demonstrated by the bus driver, who is burnt to the bones on attempting to get back to Earth. It is discussed that the Time Vortex was created by the Time Lords (an ancient and powerful race of human-looking aliens that can control space and time; the protagonist is one of them) to allow travel of TARDISes (Time And Relative Dimension In Space) to any point in spacetime. Marvel Cinematic Universe In the 2011 film Thor, the Bifrost is reimagined as an Einstein–Rosen Bridge which is operated by the gatekeeper, Heimdall, and used by Asgardians to travel between the Nine Realms. In the 2011 film Captain America: The First Avenger, the Tesseract is stolen by Johann Schmidt, but opens a wormhole and teleports him to an unknown location, later revealed to be Vormir. In the 2012 film The Avengers, Loki uses the Tesseract to arrive on Earth and summon the Chitauri to invade New York. In the 2013 film Thor: The Dark World, the Bifrost Bridge is repaired using the Tesseract, and is once again used by Asgardians for space travel. Additionally, Jane Foster and her associates encounter a wormhole in London which teleports her to Svartalfheim. In the 2014 film Guardians of the Galaxy, the Universal Neural Teleportation Network is shown to be the universal standard for space travel, in which hexagonal-shaped wormholes named "jump points" are generated by spaceships and allow instantaneous interstellar travel. In the 2016 film Doctor Strange, the Masters of the Mystic Arts use Sling Rings to generate fiery wormholes, powered by Eldritch magic. In the 2017 film Guardians of the Galaxy Vol. 2, numerous characters once again utilize the Universal Neural Teleportation Network to travel across the galaxy. In the 2017 film Thor: Ragnarok, Thor is teleported to the planet Sakaar via a wormhole, where he learns that Bruce Banner and Loki had both landed on the planet via wormholes as well. The largest one, referred to as the "Devil's Anus", is described by Banner as "a collapsing Neutron Star within an Einstein-Rosen Bridge". In the 2018 film Avengers: Infinity War, Thanos acquires the Space Stone from the Statesman and uses it