Submarines operate under very different rules than surface ships, especially when it comes to buoyancy and stability. This video explains why they float so low on the surface, how ballast and weight ...

Wall Street's major indexes ended lower in the final trading session of 2025, but notched big annual gains after a ...

Walt Disney Animation Studios' "Zootopia 2" surpassed 2019's "Frozen 2" to become its highest-grossing film ever, the company ...

Former Brazil and Real Madrid defender Roberto Carlos has undergone surgery for a heart problem, Spanish daily sports ...