Watch as Neil Armstrong moves around on the lunar surface during the historic Apollo 11 mission in 1969.

A heartwarming tale of a little turtle's selfless act that leads to a lifelong friendship, teaching us the value of kindness and helping others.

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

Dwayne 'The Rock' Johnson proudly holds up his Guinness World Records certificates, showcasing his impressive achievements.

习惯可以改变一个人，好的习惯让我们变得更好，坏的习惯让我们不由自主。如何养成好的习惯，改变自己？

A dramatic moment from the Dark Souls series where a formidable boss turns to face the camera, showcasing the game's intense atmosphere and challenging enemies.

A demonstration of a USB pen drive being physically broken in half by hand, highlighting its fragility.