A New Bridge Links the Strange Math of Infinity to Computer Science

Quantum 'ghost'-busting; Observing a complex universe; Math of waves on The Quanta Podcast

Math and Science News from Quanta Magazine View this email in your browser SET THEORY | ALL TOPICS   A New Bridge Links the Strange Math of Infinity to Computer Science By JOSEPH HOWLETT Descriptive set theorists study the niche mathematics of infinity. Now, they've shown that their problems can be rewritten in the concrete language of algorithms. Read the article QUANTUM GRAVITY   Old 'Ghost' Theory of Quantum Gravity Makes a Comeback By CHARLIE WOOD In order to get closer to the truth of gravity's make-up, quadratic gravity researchers are finding themselves ghost-busting eerie equations from 48 years ago. Read the article QUANTUM GRAVITY   The Awful Consequence of an Observer-Free Universe By MATT VON HIPPEL Encouraged by successes in understanding black holes, theoretical physicists are applying what they've learned to whole universes. Read the article THE QUANTA PODCAST   Why Are Waves So Hard to Grasp? Podcast hosted by SAMIR PATEL with JOSEPH HOWLETT Host Samir Patel asks math staff writer Joseph Howlett why waves are so elusive, even in a simplified world of equations. Listen (Apple) | Listen (Spotify) Read the article Follow Quanta Unsubscribe | About Quanta | My Bookmarks Privacy Policy | Terms | Contact Us   Copyright © 2025 Quanta Magazine, an editorially independent division of the Simons Foundation Simons Foundation 160 5th Avenue, 7th Floor New York, NY 10010