Swimming in a pool of syrup would be difficult for most people, but for bacteria like E. coli, it’s easier than swimming in water. Scientists have known for decades that these cells move faster and farther in viscoelastic fluids, such as the saliva, mucus, and other bodily fluids they are likely to call home, but didn’t understand why.
Science & Technology
Penn in the news
An article co-authored by Michael Kearns of the School of Engineering and Applied Science about networks of squash players is featured.
Madeleine Joullié of the School of Arts & Sciences is highlighted for being a recipient of the John Scott Award.
Matt Blaze of the School of Engineering and Applied Science is quoted about encryption.
Coren Apicella and Sudeep Bhatia of the School of Arts & Sciences are quoted about humans sticking with their default bias.
Lauren Sallan of the School of Arts & Sciences is highlighted for her research and paper, “Body-size reduction in vertebrates following the end-Devonian mass extinction.”