Cruise ships look top heavy, yet they remain stable even in strong wind and waves. This explains how centers of gravity and buoyancy shift as a ship moves, creating the restoring forces that keep ...

The Titanic’s sinking was not just about damage, but about how buoyancy and stability shifted after the collision. This video examines the physics behind her loss, explores alternative outcomes, and ...

Ah, the stately hot air balloon. Not really useful for all that much except for having a grand old time floating around the skies, it's still a marvel of simple physics. Fill a giant balloon with air.