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• The dried bed of the Aral Sea has already released 748 million tons of CO2, and Spanish scientists want to refill it with water before another 605 million escape
• The search for room-temperature superconductors just got a huge boost from artificial intelligence, help that could speed up one of physics’ hardest dreams
• Explorers discovered a cave in Vietnam with rare cave pearls, delicate natural formations that look like jewels made by darkness and water
• Giant footprints in Mongolia are shaking up what we knew about dinosaurs, because their size and shape tell a story that does not fit neatly into the old picture
• Melting ice in Norway revealed 1,300-year-old skis in remarkable condition, an icy window into how people moved through high mountains centuries ago
• The Greek city of Ambracia resisted a Roman siege using the first known use of poison gas, an ancient story that sounds way too modern
• A home built with tires keeps a steady 68 °F without heating or air conditioning, a sustainable oddity that turns trash into comfort