Science and Technology China builds in the desert the world’s tallest sand and gravel dam, a giant 247 meters high, the height of an 80-story building, pouring enough material to fill 7,560 Olympic swimming pools and investing around R$ 6.2 billion to tame 1.1 billion m³ of water in Xinjiang. Ana Alice 19/06/2026 at 15:41
Science and Technology End of bricklayers laying brick by brick: compact robots use AI, carry bricks and mortar, pass through doors, work in teams, and are already building real facades in Europe. Alisson Ficher 27/05/2026 at 14:02