Infinity and Beyond: The Ultimate Test
Latest Articles
The Cells That Breathe Two Ways
In a hot spring at Yellowstone National Park, a microbe does something that life shouldn’t be able to do: It breathes oxygen and sulfur at the same time.
AI Comes Up with Bizarre Physics Experiments. But They Work.
Artificial intelligence software is designing novel experimental protocols that improve upon the work of human physicists, although the humans are still “doing a lot of baby-sitting.”
How Distillation Makes AI Models Smaller and Cheaper
Fundamental technique lets researchers use a big, expensive “teacher” model to train a “student” model for less.
A New Geometry for Einstein’s Theory of Relativity
A team of mathematicians based in Vienna is developing tools to extend the scope of general relativity.

RNA Is the Cell’s Emergency Alert System
How does a cell know when it’s been damaged? A molecular alarm, set off by mutated RNA and colliding ribosomes, signals danger.
The Biggest-Ever Digital Camera Is This Cosmologist’s Magnum Opus
Tony Tyson’s cameras revealed the universe’s dark contents. Now, with the Rubin Observatory’s 3.2-billion-pixel camera, he’s ready to study dark matter and dark energy in unprecedented detail.
How Can Regional Models Advance Climate Science?
Elfatih Eltahir explains why we need more local and social data, like disease spread and population growth, to better predict and address climate-related challenges.
Computer Scientists Figure Out How To Prove Lies
An attack on a fundamental proof technique reveals a glaring security issue for blockchains and other digital encryption schemes.
New Sphere-Packing Record Stems From an Unexpected Source
After just a few months of work, a complete newcomer to the world of sphere packing has solved one of its biggest open problems.