Footage of busy city streets on a rainy day, with people rushing to their destinations under colorful umbrellas.

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

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.

A person reacts to a confusing or chaotic situation in Russian, expressing frustration and surprise.

Watch as a Moai statue is carefully rotated to its original position, showcasing the intricate details of this ancient Easter Island monument.

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

Four white horses roam freely on a vast, vibrant green plain, showcasing their beauty and serenity in a natural setting.