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.

Learn about the guitarra, a stringed musical instrument originating from Spain, its history, types, and playing techniques.

German Chancellor Angela Merkel is seen eating spaghetti in a rare casual moment, showcasing her down-to-earth personality.

Learn about the jackfruit tree's scientific classification and its origins in southern India and Malaysian rainforests.

A Chinese song performance with a nostalgic and longing tone, evoking a sense of adventure and exploration.

A woman captures a moment in time with her camera, freezing a memory forever.

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。