World Securing public spaces in the wake of Capitol violence Scholars reflect on how to maintain access to nation’s symbols of democracy
World Broad Institute director tapped for White House role Lander will serve as Biden’s science adviser
Health Plant-based diet may feed key gut microbes Large-scale study finds gut microbes associated with lower risks for diabetes, heart disease, obesity
Health Highly infectious coronavirus variant dampens prospects for summer return to normal Experts say it raises need to speed vaccinations, lifts herd immunity threshold
Emerging to a renewed normal Students, visitors to Harvard react, readjust after day’s lockdown Campus| DateApril 20, 2013
