Ra (disambiguation) — RA or Ra can refer to:;People * Registered Architect, a designer who is licensed by a government to practice architecture * Research assistant, a graduate student employed by a college or university for the purpose of academic research * Research … Wikipedia
El Dorado (disambiguation) — El Dorado is a mythical City of Gold.El Dorado or Eldorado may also refer to:PlacesIn Argentina: *Eldorado, Misiones *Eldorado DepartmentIn Australia: *Eldorado, VictoriaIn Brazil: *Eldorado, São PauloIn Mexico: *El Dorado, SinaloaIn Peru: *El… … Wikipedia
Radon — This article is about the chemical element. For other uses, see Radon (disambiguation). astatine ← radon → francium Xe ↑ Rn ↓ Uuo … Wikipedia
Radioactive decay — For particle decay in a more general context, see Particle decay. For more information on hazards of various kinds of radiation from decay, see Ionizing radiation. Radioactive redirects here. For other uses, see Radioactive (disambiguation).… … Wikipedia
List of warez groups — Warez groups typically tag their releases with NFO files. Due to the nature of the Warez scene, not much is known about these groups. Listed here are many of the more significant warez groups, with a short introduction of when they were formed… … Wikipedia
List of chemical element name etymologies — This is the list of etymologies for all chemical element names: Name Symbol Language of origin Word of origin Meaning Symbol origin Description Actinium Ac Greek ἀκτίς (aktis) beam Greek aktinos ἀκτίς, ἀκτῖνος (aktis; aktinos), meaning beam (ray) … Wikipedia
Nuclear and radiation accidents — This article is about nuclear and radiation accidents in general. For a list of military nuclear accidents, see List of military nuclear accidents. For a list of civilian nuclear accidents, see List of civilian nuclear accidents. For a discussion … Wikipedia
Mass–energy equivalence — E=MC2 redirects here. For other uses, see E=MC2 (disambiguation). 4 meter tall sculpture of Einstein s 1905 E = mc2 formula at the 2006 Walk of Ideas, Berlin, Germany In physics, mass–energy equivalence is the concept that the … Wikipedia
Warsaw — For other uses, see Warsaw (disambiguation) and Warszawa (disambiguation). Warsaw Warszawa Capital City of Warsaw Miasto Stołeczne Warszawa Top … Wikipedia
Photon — This article is about the elementary particle of light. For other uses, see Photon (disambiguation). Photon Photons emitted in a coherent beam from a laser Composition Elementary particle … Wikipedia