11.   By proving the existence of paranormal activity there, Prof. Joyce Reardon figures her career will skyrocket past the ivy walls of Beaumont University.

12.   Close-up pictures of both moons, say planetary scientists, have the potential to prove the existence of a liquid ocean, if they show freshly cracked ice.

13.   Ethical debate raged over whether it would be morally right to kill a Sasquatch in order to prove its existence.

14.   Ford used the Hubble Space Telescope to prove the existence of Black Holes.

15.   Fu and other participants in the project acknowledge that two years of observations cannot prove the existence of long-term climate trends.

16.   He replaced Joe Firmage, the founder, who resigned under pressure because of his campaign to prove the existence of space aliens.

17.   He has arrested a second suspected shooter, Othon Cortes Vazquez, and for Lozano Gracia that has proved the existence of a conspiracy.

18.   He said the telescope would be able to analyze the atmospheres of such planets and detect gases such as oxygen that could prove the existence of life.

19.   In most cases, league officials have been powerless because they have been unable to prove the existence of secret agreements.

20.   Many of them are required to produce marriage licenses, school report cards to prove the existence of a child in the home and other evidence.