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Why turbulence is troubling
We all know what turbulence is, but nobody understands it.
Game theory suggests that sharing vaccine doses might give a selfish, as well as moral, advantage.
New techniques in artificial intelligence are helping assess the diversity of forests.
What can we expect from a disease for which natural or vaccine induced immunity wanes?
The doubling time for the Omicron variant seems to be scarily fast. But how do you calculate it?
Can you capture people's behaviour in epidemiological models?
Should we again reduce our social contacts? Is vaccinating 12-to-15-year-olds effective? What about boosters? The ready reckoner helps provide some answers.