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.

President Joe Biden delivers remarks at the Right to Unite for a Livable Future event, discussing workers' rights and labor unions.

A rare and unusual sight of a spider consuming a banana, showcasing the spider's feeding behavior.

Watch as the Caped Crusader trades in his grappling hook for a tennis racket in this fun and action-packed video.

A young girl's joyful reaction as she chases a yellow balloon, capturing a sweet and carefree moment of childhood innocence.

A female athlete from Africa in motion, showcasing her speed and endurance while running.

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