Test your facial endurance and try to hold a ridiculous expression for as long as possible.

A simple and cheerful hello to brighten your day.

了解中国唐代伟大诗人杜甫的生平和创作，及其对文学和诗歌的热爱和贡献。

A short video showcasing various loading animations and their design principles.

Austrian President Alexander Van der Bellen waving on stage, photo by Mein Rat

Take a journey through the Earth's diverse landscapes, oceans, and atmosphere, and discover the unique features that make our planet habitable.

A young female teacher explains and demonstrates how to define variables in JavaScript, covering the basics of variable declaration and usage.