71.   Their discovery was announced at an annual archaeological conference held in the northern port city of Thessaloniki.

72.   Their discovery was announced Friday at an annual archaeological conference held in the northern port city of Thessaloniki.

73.   Their discovery was announced Thursday by the International Astronomical Union after independent verification.

74.   Two separate research teams, one based in the United States and the second in France, announced the discovery of the defective gene nearly simultaneously.

75.   University of California, Berkeley, astronomers announced the discovery of the second planet on Wednesday.

76.   William A. Shear, Patricia Gensel and Andrew Jeram announced the discovery in a recent edition of the science journal Nature.

77.   He said the Dalai Lama, had already announced the discovery of the reincarnation of the Panchen Lama in May.

78.   A police spokesman announced the discovery of the first body from the bus in late afternoon.

79.   A week earlier, Kan announced the discovery of ministry documents showing the dangers of contracting HIV from unheated blood products.

80.   And last week US authorities announced the discovery of another eight booby-trapped letters in the United States which had Egyptian postmarks.