However, I think I have managed to whittle it down to those ten innovations or technologies that have had the greatest influence on humanity—both positively and the negatively. Mann 7.
And yet this past half century has been the fastest-ever time of technological growth. As it happens, both of these made it to our final list: the discovery and application of nuclear fissionwhich led to both the atomic bomb and nuclear-power plants, was No.
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The first vaccine for smallpox was developed by Edward Jenner in Moreover, the sort of development that had transformed the reciprocating steam engine into the steam turbine occurred with the internal-combustion engine, the gas turbine replacing the reciprocating engine for specialized purposes such as aero-engines, in which a high power-to-weight ratio is important.
It introduces the concept of "packet switching," which simultaneously delivers messages as short units and reassembles them at their destination.