61.   The astronomers announced their discoveries at the national meeting of the American Astronomical Society.

62.   The Czech cryptologists, working for Prague-based ICZ, announced their discovery on Tuesday.

63.   The discovery was announced Friday at the national meeting of the American Astronomical Society.

64.   The discovery was first announced in Science News, a weekly journal of research reports.

65.   The discovery was not announced until Wednesday so officials could protect the site from unwanted visitors.

66.   The Federal Security Service, which is leading the Chechen campaign, announced the discovery of a large cache of weapons and other rebel equipment in the Vedeno region.

67.   The discovery was announced by the Institute of Remote Sensing Applications.

68.   The government has announced the discovery of a new offshore oil well and additional reserves of natural gas, the Middle East News Agency reported Wednesday.

69.   The discovery will be announced in an October issue of Astrophysical Journal Letters.

70.   The Navy announced the discovery Saturday.