When two identical He atoms collide... the interference is destructive. Particles that behave like He atoms are called fermions, short for "particles obeying Fermi–Dirac statistics." ...while bosons imitate one another... the "identity force" between fermions acts like a repulsion, and the probability of finding a fermion at some point in space is reduced if some of its identical siblings are nearby. ...It is the repulsive identity forces between electrons that support white dwarf stars... against their own gravity.
Frank WilczekRelated topics
force interference point probability repulsion short space statistics support while white Acts nearby Dirac starsRelated quotes
Inflation takes advantage of this possibility... to let gravity be the repulsive force that drove the universe into the period of expansion that we call the Big Bang. In fact, when one combines general relativity with conventional ideas, now, in particle physics there really is a pretty clear indication, I should say, not quite a prediction... that at very high energy densities one expects to find states of matter which literally turn gravity on its head and cause gravity to become repulsive.
Alan Guth
There is a major country in the world - G7 Country - that has decided to do this with us and has invited us to become the primary contactee to precipitate an event with these extraterrestrial vehicles with the full support of their air force, space command, everything, land and meet the leadership of this country with us facilitating this so that this can than be proximally disclosed to the world, and thats what we are doing eminent - what we are working on eminently. (February 11, 2007)
Steven M. Greer
Throughout his last half-dozen books, for example, Arthur Koestler has been conducting a campaign against his own misunderstanding of Darwinism. He hopes to find some ordering force, constraining evolution to certain directions and overriding the influence of natural selection. [...] Darwinism is not the theory of capricious change that Koestler imagines. Random variation may be the raw material of change, but natural selection builds good design by rejecting most variants while accepting and accumulating the few that improve adaptation to local environments.
Stephen Jay Gould
A complete theory of evolution must acknowledge a balance between "external” forces of environment imposing selection for local adaptation and "internal” forces representing constraints of inheritance and development. Vavilov placed too much emphasis on internal constraints and downgraded the power of selection. But Western Darwinians have erred equally in practically ignoring (while acknowledging in theory) the limits placed on selection by structure and development-what Vavilov and the older biologists would have called "laws of form.”.
Stephen Jay Gould
Everyone goes to the 'Grands-Boulevards' and let himself loose.. .Do not picture these in costume, they are not for the most part.. ..perhaps a clown with a big nose, or two girls with bare necks and short skirts.. ..the parade of the queens of the halls [Paris' markets] is also one of the events.. ..Some are pretty but look awkward in their silk dresses and crowns, particularly as the broad sun displays their defects – perhaps a neck too thin or a painted face which shows ghastly white in the sunlight.
Edward Hopper