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

Biography of Narendra Modi, Indian politician serving as the 14th Prime Minister of India since 2014, and his rise to power.

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

一组描述夕阳下的美景和诗情画意的文字，描绘了夕阳下的自然美景和人文情怀。

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.

Witness a simulated dogfight between a British Supermarine Spitfire and a German Junkers Ju 87 Stuka, two iconic aircraft of World War II.

Russian President Vladimir Putin is seen eating spaghetti in a rare casual moment, showcasing a lighter side of the leader.