During this week’s debate, President Trump made misleading claims about a timeline for a COVID-19 vaccine. Here’s what the experts have to say.
A new study predicting major sea level rise magnifies the need for fundamental changes to forestall catastrophe.
Join us in exploring the far-out and the familiar with a new speculative fiction collection, edited by Nisi Shawl.
Infrared waves help firefighters know where to focus their efforts—and help keep them safe.