| Earth-moon model
backs general relativity
A new test of
Einstein’s general theory of relativity confirms that gravitational
energy is accelerated by gravity, just like mass and other forms of
energy.
References:
Baebler, S., B.R. Heckel, E.G. Adelberger, et al.
1999. Improved test of the equivalence principle for gravitational
self-energy. Physical Review Letters (Nov. 1).
Further Readings:
Peterson, I. 1990.
Stronger support for equivalence principle. Science News
138(Sept. 22):183.
For more
information about the University of Washington group's tests of the
equivalence principle and other research see http://mist.npl.washington.edu:80/eotwash/
Sources:
Eric G.
Adelberger
University of Washington
Department of Physics
Seattle, WA 98195-1560
Blayne R. Heckel
University of Washington
Department of Physics
Seattle, WA 98195-1560
Clifford M. Will
Washington University
Department of Physics
McDonnell Center for the Space Sciences
One Brookings Drive
St. Louis, MO 63130
From Science
News, Vol. 156, No. 18, October 30, 1999, p. 277. Copyright © 1999,
Science Service. |