3 Questions: Seth Mnookin on research to encourage vaccination
MIT professor co-authors AAAS report calling for dedicated research on vaccination decisions.
3 Questions: Michael Greenstone on the experimental method in environmental economics
MIT economist makes the case for new quasi-experiments as a way of studying environmental issues.
In the cloud: How coughs and sneezes float farther than you think
Novel study uncovers the way coughs and sneezes stay airborne for long distances.