Search Result For lab
The day the Trans-Siberian Railway construction began – level 3
31-05-1891On May 31, 1891, the construction of the Trans-Siberian Railway officially...
The day jeans were patented – level 3
20-05-1873Levi Strauss was a German immigrant who came to the United...
The day of the U-2 incident – level 2
01-05-1960On May 1, 1960, an American spy plane was flying over...
The day the first tourist went to space – level 3
28-04-2001People were always fascinated by the night sky full of stars....
The day the human DNA was mapped – level 3
14-04-2003In 1990, scientists started a project with the goal of mapping...
The day the American Civil War ended – level 3
09-04-1865In the middle of the 19th century, the situation on the...
The day the trial of the Rosenbergs started – level 3
06-03-1951The atomic bomb that the Americans developed didn’t only cause an...
The day the trial of the Rosenbergs started – level 1
06-03-1951In 1945, the United States use an atomic bomb. The atomic...
The day the trial of the Rosenbergs started – level 2
06-03-1951The atomic bomb which the Americans developed helped to end the...
