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Are the vaccines safe?Yes the approved vaccines are safe. If you balance the risks, then taking the vaccine is much safer than taking your chances with COVID-19.
Dynamic numbersHolly Krieger has won a Whitehead Prize for work that combines number theory and dynamical systems.
Taming complexityMaria Bruna has won a Whitehead Prize for finding a systematic way of simplifying complex systems.
Understanding informationInformation is supremely powerful, yet it can't be described by traditional physics. Constructor theory provides a potential answer.
The growth rate of COVID-19We all now know about R, but sometimes it can be good to consider another number: the growth rate of an epidemic.