Every cell in your body knows what it is. A skin cell knows it is a skin cell; it sits in its proper layer, does its proper job, and does not wander.
Apr 16, 2026
Before the first star had ignited, before any galaxy had taken shape, the universe was full of gas: cold, pristine, mostly hydrogen, floating in the dark.
Apr 15, 2026
A gentle wind, barely enough to ruffle your hair, is blowing across the surface of a methane lake on Saturn's largest moon.
Apr 15, 2026
An artificial intelligence system sat the International Mathematical Olympiad this year and earned a gold medal.
Apr 14, 2026
Sometime in the first weeks of a pregnancy, a small cluster of cells embedded in the uterine wall begins producing a hormone called GDF15. The signal rises…
Apr 14, 2026
In 1936, Alan Turing proved something that should, in principle, have no bearing on artificial intelligence chatbots.
Apr 14, 2026
Portugal's hydropower plants sit idle. In October 2022, when the country's largest reservoirs should have been swollen with autumn rain, the Iberian peninsula was gripped by one of the most severe droughts in recent memory.
Apr 14, 2026
Somewhere around minus ten degrees Celsius, on a molecular stage so small it lives beyond ordinary perception, a transformation begins.
Apr 14, 2026
Two electrons shouldn't want anything to do with each other. They carry the same charge, so they repel, always have, always will.
Apr 13, 2026
Nobody wants to talk about onions. Or Pokemon, or the stock market, or any of the other topics that 1,800 people across nine experiments flagged as genuinely, bone-crushingly dull.
Apr 13, 2026
A single calf muscle contains hundreds of tiny nerve-to-muscle connections, each one firing in precise sequence to produce something as mundane as standing still.
Apr 13, 2026
Deep inside the roots of a columnar cactus baking in Colombia's Tatacoa Desert, a fungus is doing something quietly remarkable.
Apr 13, 2026
Something odd started happening beneath the Golden Gate Bridge in 2018. Gray whales, those barnacle-crusted migrants that normally barrel past the California coast on their way between Arctic feeding grounds and the lagoons of Baja Mexico, began turning left.
Apr 13, 2026
At 5:07 p.m. Pacific time on Friday, a scorched capsule hit the water off San Diego and bobbed there, four humans sealed inside, having just crossed 694,481 miles of space in ten days.
Apr 11, 2026
