Watch as a talented breakdancer showcases his skills while balancing a glass of water on his head, without spilling a drop.

Watch Kermit the Frog bust a move with his signature default dance from the Muppets franchise.

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.

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

Watch as Dwayne 'The Rock' Johnson humorously takes a literal rock for a stroll, showcasing his playful personality.

Ariana Grande makes a stylish appearance on the blue carpet, waving to fans and posing for photos.

了解中国唐代伟大诗人杜甫的故事，他如何从贫穷学士成为官员和诗歌奇迹的创造者，及其对生命和人民的热爱和关怀。