Most materials we use every day—like metal, glass, or rubber—are passive. They only move or change shape when we push or pull them. But scientists are now exploring a very different kind of material, called “active matter,” that can move and respond using its own energy. These materials don’t just bend under pressure—they can snap, […] The post Scientists create materials that can walk, crawl, and move on their own appeared first on Knowridge Science Report .