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- ...h and the probe (green wave) are [[Shapiro effect|delayed]] by the warping of [[space and time]] (blue lines) due to the [[Sun]]'s mass.]] ...erved gravitational attraction between [[mass]]es results from the warping of [[space and time]] by those masses. ...67 KB (9,914 words) - 21:17, 11 August 2009
- ...) and the blue one is labeled "d" (for "down" quark). The color assignment of individual quarks is not important, only that all three colors are present. | caption = A proton, composed of two up quarks and one down quark ...61 KB (8,771 words) - 19:12, 19 August 2009
- ...0px|A simulated [[black hole]] of ten solar masses as seen from a distance of 600 [[kilometers]] with the [[Milky Way]] in the background.]] ...t. The relation is specified by the [[Einstein field equations]], a system of [[partial differential equations]]. ...160 KB (21,329 words) - 06:49, 19 August 2009
- {{otheruses8|the cosmological model of the universe|Big Bang (disambiguation)|Big Bang Theory (disambiguation)}} ...cheme above is an artist's concept illustrating the expansion of a portion of a flat universe.</small>]] ...71 KB (10,454 words) - 13:19, 15 March 2011
- ...n. For the photochemical usage, see [[bathochromic shift]]. For other uses of the phrase "red shift" or "redshift", see [[redshift (disambiguation)]].}} ...galaxies (right), as compared to absorption lines in the optical spectrum of the Sun (left). Arrows indicate redshift. Wavelength increases up towards t ...66 KB (9,812 words) - 01:07, 12 August 2009
- [[Image:Rubik's cube.svg|thumb|right|The possible manipulations of this [[Rubik's Cube]] form a group.]] ...1.1, p. 1|nb = yes}}: "The idea of a group is one which pervades the whole of mathematics both pure and applied."</ref> ...88 KB (12,980 words) - 01:52, 12 August 2009
- [[File:Protoplanetary-disk.jpg|thumb|400px|Artist's conception of a [[protoplanetary disc]]]] ...ote: per [[WP:BOLDTITLE]], topic name should NOT be bold because the title of this article is descriptive--> ...85 KB (12,829 words) - 17:09, 18 August 2009
- | workplaces = [[University of Göttingen]]<br />[[Bryn Mawr College]] | alma_mater = [[University of Erlangen]] ...97 KB (14,013 words) - 22:11, 13 August 2009