scientific american - 1993 12 - taming africanized killer bees
scientific american - 1994 01 - searching for strange quark matter
scientific american - 1994 02 - do aerosols slow climatic warming
scientific american - 1994 03 - visiting yourself in the past
scientific american - 1994 04 - the dilemmas of prostate cancer
scientific american - 1994 07 - how cancers defeat drug therapy
scientific american - 1994 08 - red tides - a growing hazaed
scientific american - 1994 09 - conquering lyme disease