000			00754cgm a2200193Ia 4500
050		4	_aQC6
245	0	0	_aAt the frontier _byoung people and climate change
260			_aBerkeley, Calif. : _bUniversity of California, Extension Media Center, _cc2009.
300			_a1 videocassette (30 min.) : _bsd., col. ;
490	1		_aUnderstanding space and time
500			_aProduced for the Open University and the University of California by BBC-TV.
520			_aDiscusses current experimental testing of Einstein's general theory being carried out around the world as well as in outer space.
650		0	_aRelativity (Physics)
650		0	_aSpace and time.
700	1		_aSchwinger, Julian,
700	1		_aSolomon, A.
700	1		_aCrilly, Andrew.
942			_cBK
999			_c813 _d813