Why Does a Ball Float Perfectly on Water?

A floating bridge in central China is making waves — literally. The Shiziguan Floating Bridge in Enshi, Hubei Province, stretches 500 meters across the Qingjiang River and allows both cars and pedestrians to travel across the water on a structure made entirely of floating pontoons. Known as the “Bridge of Dreams,” the structure blends traditional design with German engineering. Built in 2016, it uses high-density polyethylene floats filled with water for stability and enforces a 20 km/h speed li

Creating Floating Deck Stairs for Your Home