Physicists solve a big quantum mystery. Now, old results don’t add up.

Plus: Is AI reasoning right for the wrong reasons?; A new way that a cow's gut shapes Earth's atmosphere; New episode of The Quanta Podcast

Math and Science News from Quanta Magazine View this email in your browser PARTICLE PHYSICS | ALL TOPICS   Physicists Solve a Big Quantum Mystery. Now, Old Results Don’t Add Up. By MATT VON HIPPEL New calculations seem to have put a 25-year-old particle physics puzzle to rest. But they’ve also created a clash with other experimental results. Read the article QUALIA   Is AI Reasoning Right for the Wrong Reasons? By JOHN PAVLUS The idea that artificial intelligence can “reason” is more intuitive than ever. But intuitions can be wrong, and the science is far from settled. Read the article MICROBIOME   A New Way That a Cow’s Inner World Shapes Earth’s Atmosphere By MARLOWE STARLING An organelle discovered inside a microbe inside a cow’s gut helps explain how livestock burps contribute to warming our planet. Read the article THE QUANTA PODCAST   A Dark Dimension Could Link Two of the Universe’s Great Unknowns Podcast hosted by SAMIR PATEL with KATHRYN JEPSEN Generally, dark energy and dark matter are regarded as separate entities. But what if the two are in fact physically intertwined? 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