ion-propulsion orbital transfer vehicle
41Nanotechnology — Part of a series of articles on …
42Mind uploading — This page is about whole brain emulation in futurism, transhumanism and science. See also Mind uploading in fiction. Whole brain emulation or mind uploading (sometimes called mind transfer) is the hypothetical process of transferring or copying a …
43Carbon nanotube — Not to be confused with Carbon fiber. Part of a series of articles on Nanomaterials Fullerenes …
44Mariner 4 — Operator NASA Mission type Flyby Flyby of Mars …
45Colonization of Mars — An artist s conception of the colonization of Mars, with a cutaway showing part of the interior The colonization of Mars by humans is the focus of speculation and serious study because the surface conditions and availability of water on Mars make …
46Strategic Defense Initiative — Organization SDIO Agency overview Formed 1984 Dissolved 1993 (renamed) Superseding a …
47Fusion power — The Sun is a natural fusion reactor. Fusion power is the power generated by nuclear fusion processes. In fusion reactions two light atomic nuclei fuse together to form a heavier nucleus (in contrast with fission power). In doing so they release a …
48Cosmos 1 — This article is about the solar sail project and spacecraft. For the Soviet satellite, see Kosmos 1. For the rocket, see Kosmos 1. Cosmos 1 An artist s rendering of Cosmos 1 orbiting the Earth. Operator Planetary Society …
49alkali metal — Chem. any of the group of univalent metals including potassium, sodium, lithium, rubidium, cesium, and francium, whose hydroxides are alkalis. [1880 85] * * * Any of the six chemical elements in the leftmost group of the periodic table (lithium,… …
50Anti-gravity — Antigrav redirects here. For the EyeToy video game, see EyeToy: AntiGrav. Anti gravity is the idea of creating a place or object that is free from the force of gravity. It does not refer to the lack of weight under gravity experienced in free… …
