Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

14,998 results

  1. ... together a theory to explain it. Among other things, their "fluctuation test" theory demonstrated that bacteria were ideal subjects for genetic ... together a theory to explain it. Among other things, their "fluctuation test" theory demonstrated that bacteria were ideal subjects for genetic ...
  2. ... there are certato facts going to support thia theory, to many cases. But as a general thing, it will be found that this theory does not explain their origin. Where there is ...
  3. ... of the Fluid, H2 which 110 A New Theory of which two things did concur to make the Ulcers fore. If ... Obstruction of the Con- duits 136 A New Theory of duits of Secretion, is so ... Retention of these Things, which are usually, and in an healthful State, ...
  4. ... was one of the first to suggest the theory that all things arose from water, a theory, as Professor Osborn remarks, natural “ in a country ... vari- ants, or, what comes to the same thing, the natural selection of the ... of Evolution-Theory. 225 main, but not the exclusive ” factor in ...
  5. ... Vv'ebb very soon. You know that my theory shows how these things are accomplished if the person is asleep, but ... are asleep ; for you see, according to my theory,' the somnambulist may feign all these things without affecting the truth of the theory. Such ...
  6. ... supporting them, rather than by their supporting the theory. This state of things, indeed, fits perfectly with the view here adopted, ... the Epicurean philo- sophy. Lucretius actually makes the theory of film-like images of things (simulacra, membrame) account both for the apparitions which ...
  7. NLM Digital Collections - A dictionary of arts and sciences (Volume 2) 
    Publication: Philadelphia : Published by Isaac Peirce ..., 1815-1816
    ... dissertation in 1796, to demonstrate the truth oftlic theory of Priestley and Morveau; and the same thing has been done still more lately by Messrs. ... however, only an idea conceived by him upon theory, and the first ... time, little or no- thing was known concerning colours; even the remark of ...
  8. ... the first step toward working out a satisfactory theory of how things ought to be. Ideals which are suggested by ... another theory which casts doubt upon this: the theory that it is better for anyone to do many things for himself, even if he does them rather ...
  9. ... intervened,—this has never been satisfactory. That the theory might appear plausible, two things were taken for granted ; first, the fact assumed ... is shut. We cannot, therefore, agree to the theory of first seeing all things in an in- verted position—and that "in ...
  10. NLM Digital Collections - Medical quotations from English prose 
    Publication: Boston : Richard G. Badger, [1924]
    ... thing, than he hears and feels the same thing. -New Theory of Vision. 286 George Berkeley OUT if we ... them as belonging to one and the same thing. -New Theory of Vision. George Berkeley 287 THAT the matter ...
first · previous · 1 · 2 · 3 · 4 · 5 · 6 · 7 · 8 · 9 · 10 · next · last