America is retiring coal plants slowly and steadily. The boilers are cut up for scrap, the smokestacks get dropped on camera and the land tends to sit in permitting limbo for a decade. But in Becker, Minnesota, the state’s biggest coal plant is being used, not for all this hardware but for a plug.On July…
Concrete is the most widely used manufactured material on Earth, yet most people only ever encounter it once it has already hardened into a wall, a road or a slab. Science communicator Derek Muller set out to understand what the material actually does while it is still wet, by climbing into a tank of fresh…
A lost chapter in the history of Ethiopia agriculture Picture yourself wandering through a tranquil village in the northern Ethiopian highlands, a gnarled grapevine sheltering from the afternoon sun over a stone courtyard. It is a familiar part of daily life for local families, a source of sweet fruit, a place to gather, and a…