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The day the Hubble Space Telescope was taken to space – level 2
24-04-1990On April 24, 1990, the Hubble Space Telescope was taken to...
The day the Hubble Space Telescope was taken to space – level 3
24-04-1990On April 24, 1990, a spacecraft took off from Florida. It...
The day HIV was discovered – level 2
23-04-1984In 1981, doctors found that five men from Los Angeles had...
The day HIV was discovered – level 3
23-04-1984In 1981, five men from Los Angeles were reported to have...
The day James Cook reached Australia – level 2
19-04-1770In the 17th century, people in Europe started to speak about...
The day James Cook reached Australia – level 3
19-04-1770Since the 17th century, people in Europe were speaking about a...
The day Leonardo Da Vinci was born – level 1
15-04-1452Leonardo da Vinci is born on April 15, 1452, in Italy....
The day Leonardo Da Vinci was born – level 2
15-04-1452Leonardo da Vinci was born on April 15, 1452, into a...
The day Leonardo Da Vinci was born – level 3
15-04-1452Leonardo da Vinci was born on April 15, 1452, into a...
The day the human DNA was mapped – level 1
14-04-2003In 1990, scientists begin a special project. They want to map...
