Physics, Topology, Logic and Computation:

A Rosetta StoneJohn C. BaezDepartment of Mathematics, University of CaliforniaRiverside, California 92521, USAMike StayGoogle, 1600 Amphitheatre PkwyMountain View, California 94043, USAemail: baez@math.ucr.edu, stay@google.comMarch 15, 20081IntroductionCategory theory is a very general formalism, but there is a certain special way that physicists usecategories which turns out to have close analogues in topology, logic and computation. A category [...]

logic ,phisics and history ,lecture by some punk

old man resting his forehead on his hand like he’s got a headache after working that he owes a million dollars back taxes
Karl Popper (1966)Objective KnowledgeA Realist View of Logic, Physics, and History (1966)
Source: Objective Knowledge (1972) publ. Clarendon Press. The second last chapter is reproduced here.
MAN, some modern philosophers tell us, is alienated from [...]

How does a roller coaster work?

that the coaster has no engine.

oil oil oil

In the context of the recent spike in oil prices, this clip from Glenn Beck show might be of interest to some.
Particularly noteworthy is the fact that the oil industry has been facing a thirty years [sic] moratorium on exploring new fields within the United States. According to the president of Shell Oil, John Hofmeister, [...]

what we forget in practice of jee is

reading between the lines when reading the line:visualization.
looking the problem in the solution once we solve the problem:conceptual validation.

aieee 2008 ranks estimated instantly at www.jeecarnot.com as u feed ur scores

yes we re delayed,since we were keen on being instant and fastest rank projectors narrow enough to make sense, for aieee and exams onwards.the carnot way…….if you now click on markscheck and request a link,the link will take you to the solutions and you ll see your rank the moment you submit your answers [...]

Nomao