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

Witness a rare and unexplained aerial phenomenon as a UFO appears in the night sky over a beach during a full moon.

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.

Watch Dwayne Johnson showcase his vocal skills in this entertaining video of him singing.

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

French journalist Julien Pain gets slapped during a live report

A simulated spacecraft navigates the intense gravitational forces surrounding a black hole, showcasing the warping of space-time.