Modern Theories 1980s To Present
This section includes alternatives to GR published after the observations of galaxy rotation that led to the hypothesis of "dark matter".
There is no known reliable list of comparison of these theories.
Those considered here include: Beckenstein (2004), Moffat (1995), Moffat (2002), Moffat (2005a, b).
These theories are presented with a cosmological constant or added scalar or vector potential.
Read more about this topic: Alternatives To General Relativity
Famous quotes containing the words modern, theories and/or present:
“In most other modern societies working mothers are not put under these special and exaggerated pressures. For example, French and English mothers often prefer to breast-feed their babies, but they do not feel that their womanhood is at stake if they fail to do so. Nor does anyone else.”
—Sylvia Ann Hewitt (20th century)
“A work of art that contains theories is like an object on which the price tag has been left.”
—Marcel Proust (1871–1922)
“I discuss with myself questions of politics, love, taste, or philosophy. I let my mind rove wantonly, give it free rein to follow any idea, wise or mad that may present itself.... My ideas are my harlots.”
—Denis Diderot (1713–1784)