COLLEGE STATION, Texas, Nov. 28 (UPI) -- A U.S.-led international team of scientists has reported preliminary evidence consistent with Einstein's disavowed theory of a force that opposes gravity.

LAKE GENEVA, Wis., March 28 (UPI) -- The University of Chicago has put the "for sale" sign out at its park-like 77-acre Yerkes Observatory site on the shores of Wisconsin's Lake Geneva.

WASHINGTON, March 17 (UPI) -- A series by UPI examining new discoveries about the cosmos. This week: The phrase that seems to describe most precisely the nature of the universe, as unfolded by modern physics -- both theoretical and observational -- is "stranger and stranger." Case in

WASHINGTON, Nov. 18 (UPI) -- A series by UPI examining new discoveries about the cosmos. This week: A new theory suggests the Big Bang -- the sudden expansion of space and time that brought everything we know into existence some 13.7 billion years ago -- could be simply a periodic ev

WASHINGTON, March 16 (UPI) -- The big astronomy news of the day is not the discovery of a planetary object far beyond the orbit of Pluto. It is the implication the discovery has for theories of how the solar system formed, as well as confirmation of the existence of the so-called Oort

NEW YORK, Sept. 16 (UPI) -- Instead of containing all of creation, the universe itself may exist inside sort of a giant black hole that is reversed, like a movie running backward, so instead of sucking everything into oblivion, the "white hole" is ejecting everything outward.

WASHINGTON, April 10 (UPI) -- An international team of astronomers said Tuesday it has discovered the most distant and oldest group of galaxies ever seen.