11.   Like many physicists of the day, Rotblat pondered the possibility that an atomic bomb might be made by splitting atomic nuclei in a chain reaction.

12.   On occasion, he has pondered the possibility of donating it to the Metropolitan Museum ofrk.

13.   On occasion, he has pondered the possibility of donating it to the Metropolitan Museum of New York.

14.   Pondering the possibilities for error, she stood as still as a philosopher contemplating fate.

15.   She consulted an Episcopal prayer book, pondered the possibility of letting him slip away, and said yes.

16.   She left the airport hotel interview pondering the possibilities.

17.   Sitting in an upstairs office, he pondered the possibilities.

18.   The most compelling was a journal entry from Compaq CEO Michael Capellas in which he pondered the possibility that the merger could fail.

19.   The only thing certain Friday was that Wall Street will be pondering the possibilities for days to come.

20.   Writers such as H.G. Wells, Edgar Rice Burroughs and Ray Bradbury have pondered the possibility of life on Mars.