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

A serene and mystical forest scene, shrouded in mist, with trees and foliage emerging from the foggy atmosphere.

Watch as kids engage in a friendly game of chess, showcasing their strategic thinking and problem-solving skills.

A dramatic close-up shot of actor Jason Momoa screaming, showcasing his intense expression and vocal range.

Witness the raw power of a space shuttle launch, from liftoff to orbit, as it embarks on a mission to explore space.

A mysterious grey alien wearing a cowboy hat stands in a field, with a strange liquid dripping from its fingers to the ground, set in the 1890s American West.

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？