Birth control, Death control and the Demographic Transition The improving survival rates of children, and the freedom to...
The Origin of the Constellations Who invented the constellations? The constellations that we use to...
Gravitational-Wave Astronomy Einstein predicted that gravitational waves exist. What are they, how...
Hygeia and Panacea: Is prevention better than cure? Better sanitation and hygiene, coupled with immunization, have dramatically reduced...
Pathogens and parasites; plagues and pandemics The earliest gains in life expectancy were made by understanding...
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