The largest epidemiological study of COVID-19 so far reveals a key role played by super-spreading events in India, the Los Angeles Times reports.

A Boston conference in February has been linked to 20,000 COVID-19 cases, according to a new genome sequencing study that’s not yet peer reviewed.

3% of the people in West Africa’s Ebola 2014-2015 epidemic contributed to nearly 2/3rds of the cases, according to a new PNAS study.   The superspreaders were often children under 15 or adults 40-55 who were in the community rather than health care facilities, according to…