World Broad Institute director tapped for White House role Lander will serve as Biden’s science adviser
World A poetic beginning First U.S. youth poet laureate Amanda Gorman to deliver reading at Biden inauguration
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
News & Announcements Day of awareness DateDecember 4, 2003 Share Email Facebook Twitter LinkedIn Trending Fauci says herd immunity possible by fall, ‘normality’ by end of 2021 Highly infectious coronavirus variant dampens prospects for summer return to normal Plant-based diet may feed key gut microbes Concern over storming of the Capitol Why run unless something is chasing you? (Staff photo Rose Lincoln/Harvard News Office) Dec. 1, AIDS Awareness Day, is commemorated on the Science Center lawn with rows of red ribbons.