Search Result For announce
The day the Roswell UFO incident was published – level 3
08-07-1947One morning in July 1947, William Brazel who worked on the...
The day of the United States Declaration of Independence – level 3
04-07-1776The United States Declaration of Independence was adopted on July 4,...
The day of the first solo balloon flight around the world – level 3
02-07-2002On January 8, 1996, Steve Fossett took off from South Dakota...
The day of the first nonstop flight across the Atlantic – level 2
20-05-1927In 1919, a New York businessman announced a competition. He promised...
The day of the first nonstop flight across the Atlantic – level 3
20-05-1927In 1919, businessman Raymond Orteig announced a competition. He promised to...
The day the Eiffel Tower opened – level 3
06-05-1889When a competition for the dominant structure of the world exhibition...
The day HIV was discovered – level 3
23-04-1984In 1981, five men from Los Angeles were reported to have...
The day the human DNA was mapped – level 1
14-04-2003In 1990, scientists begin a special project. They want to map...
The day the human DNA was mapped – level 2
14-04-2003In 1990, scientists began a project with the goal of mapping...
The day the human DNA was mapped – level 3
14-04-2003In 1990, scientists started a project with the goal of mapping...
