Watch as a penguin waddles and spins to its own beat in this adorable display of avian rhythm.

A Chinese song performance with a nostalgic and longing tone, evoking a sense of adventure and exploration.

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.

Learn about the fundamental principles of electric circuits, including voltage, current, resistance, and common components like wires, batteries, and switches.

Allan Kardec discusses his seminal work, The Spirits' Book, a foundational text of Spiritism that explores communication with the spirit world.

Watch as a young boy determinedly runs uphill to reach a breathtaking viewpoint, symbolizing perseverance and a connection to something greater.

A scene from the 1990 comedy film 'Kindergarten Cop' where Arnold Schwarzenegger's character punches a pig.