Nuclear weapon design — The first nuclear weapons, though large, cumbersome and inefficient, provided the basic design building blocks of all future weapons. Here the Gadget device is prepared for the first nuclear test: Trinity. Nuclear weapon designs are physical,… … Wikipedia
chemical element — Introduction also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. This article considers the… … Universalium
Nobel Prizes — ▪ 2009 Introduction Prize for Peace The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… … Universalium
Cygnus X-1 — For other uses, see Cygnus X 1 (disambiguation). HDE 226868 HDE 226868 (not shown) is located next to the star η (lower center) in this map of constellation Cygnus … Wikipedia
Gravitational wave — In physics, a gravitational wave is a fluctuation in the curvature of spacetime which propagates as a wave, traveling outward from a moving object or system of objects. Gravitational radiation is the energy transported by these waves. Important… … Wikipedia
Schrempp, Jurgen — ▪ 1999 When two stars collided in May 1998, the news piqued the interest of the business community rather than the scientific world. This was because the astral collision was not an actual astronomical event but a symbolic one that… … Universalium
X-ray — [ 22 December 1895 and presented to Professor Ludwig Zehnder of the Physik Institut, University of Freiburg, on 1 January 1896. The dark oval on the third finger is a shadow produced by her ring. [cite book last = Kevles first =Bettyann Holtzmann … Wikipedia
Max Sterling — Maximillian Sterling Robotech character First appearance Episode 8 Sweet Sixteen [1] … Wikipedia
TARDIS — The TARDIS used from 2005 to 2010 on display at BBC Television Centre … Wikipedia
Characters in Revelation Space — These are major characters from the various novels and stories that make up Alastair Reynolds s Revelation Space universe . Ana Khouri Ana Khouri, an ex soldier from Sky s Edge, was accidentally placed aboard an interstellar lighthugger and… … Wikipedia
Races in Revelation Space — This is a list of fictional alien and modified human races in the fictional Revelation Space universe created by Alastair Reynolds. Contents 1 Denizens 2 Gillies 3 Grubs 4 Hamadryad … Wikipedia