1844 CE
24 May 1844: a telegraph from Washington to Baltimore
A documented transmission by Morse and Vail, tied to a particular route and system.
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1903 CE
1903: twelve seconds above the sand
Lift, control and propulsion came together at Kitty Hawk.
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1957 CE
1957: the signal from Sputnik 1
The first artificial satellite changed space exploration and Cold War competition.
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1969 CE
1969: Apollo 11 lands on the Moon
Landing, surface work and the return journey were different stages of one mission.
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1989 CE
1989: the proposal that became the World Wide Web
Separating the proposal from the later working server and browser.
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1990 CE
1990: Hubble reaches orbit
Launch began a programme that would also depend on repair and renewal.
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