The Unnatural Properties of a Designer "Sponge"

A rubber sheet with weird properties, held by Bastiaan Florijn of Leiden University. Credit: Mike Lucibella Nearly 10,000 physicists have descended on San Antonio this week for the annual American Physical Society March Meeting, the largest meeting of professional physicists in the world. The sheer scale of simultaneous talks is overwhelming and the convention center is so vast that many people are actually running from talk to talk. Bastiaan Florijn at APS March Meeting.Credit: Mike Lucibella I...