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SCIENCE

See Vaccine Recommendations Backed by Science in These Handy Charts

Vaccines are a marvel of modern medicine: the carefully tested and regulated technologies teach people’s immune systems how to fight…

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SCIENCE

The handy piece of maths that can help with organising chores

“Mathematically, what are we trying to optimise?” John MacLean/Millennium Images, UK Scheduling household chores is hard. Say you have three…

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