self replicating
81Computer worm — Morris Worm source code disk at the Computer History Museum …
82Extraterrestrial life — For fiction, see Extraterrestrials in fiction. For other uses, see Alien (disambiguation). A 1967 Soviet Union 16 kopeks postage stamp, depicting a satellite from an imagined extraterrestrial civilization …
83Berserker (Saberhagen) — Infobox Book | name = Berserker image caption = July 1986 Ace 13th printing features cover art by Boris Vallejo. author = Fred Saberhagen country = United States language = English genre = Science fiction publisher = Ballantine 67, Penguin 70/ 85 …
84Ecophagy — NOTOC Ecophagy is a term coined by Robert Freitas that means, literally, the consuming of an ecosystem. Freitas used the term to describe a scenario involving molecular nanotechnology gone awry. In this situation (called the grey goo scenario)… …
85Replication — may refer to:;Science * Self replication, an organism making a copy of itself or replicating oneself * Self replicating machines * DNA replication or DNA Synthesis, the process of copying a double stranded DNA molecule * Semiconservative… …
86Megascale engineering — (or macro engineering)[1] is a form of exploratory engineering concerned with the construction of structures on an enormous scale. Typically these structures are at least 1,000 kilometers in length in other words, at least 1 megameter, hence the… …
87Astrochicken — is the name given to a thought experiment expounded by theoretical physicist Freeman Dyson. In his book Disturbing the Universe (1979), Dyson contemplated how humanity could build a small, self replicating automaton that could explore space more… …
883D printing — This video is a progression of 3D print as done on an FDM printer. Please note that the total print time of the sphere was 30mins, but the footage has been edited and shortened for the ease of viewing. For methods of applying a 2 D image on a 3 D …
89Open source hardware — refers to computer and electronic hardware that is designed in the same fashion as free and open source software. Open source hardware is part of the open source culture that takes the open source ideas to fields other than software. An example… …
90Ice-nine — is a fictional material conceived by writer Kurt Vonnegut in his novel Cat s Cradle . It is supposed to be a more stable polymorph of water than common ice (Ice Ih) which instead of melting at 0° Celsius (32° Fahrenheit), melts at 45.8°C… …
