The Terminator star and former Governor of California acknowledges and waves to his enthusiastic fans in a public appearance.

Learn how crypto trading bots use algorithms to automate buying and selling of cryptocurrencies, and explore their benefits and risks.

Explore the incredible defense system of the human body, from the different jobs and components of the immune system to its response to infections and how it keeps you safe.

Take a journey through the Earth's diverse landscapes, oceans, and atmosphere, and discover the unique features that make our planet habitable.

A young man in a black hoodie takes the stage, singing to a large and enthusiastic crowd at a live concert event.

A woman captures a moment in time with her camera, freezing a memory forever.

Take a tour of a state-of-the-art hospital, featuring advanced medical facilities and equipment, and learn about the latest healthcare technologies and innovations.