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

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

French rapper Booba performs an impromptu rap session at the foot of the iconic Eiffel Tower in Paris.

A glimpse into the daily life of an Indian man as he goes about his job, highlighting his skills and dedication.

Watch Dwayne Johnson showcase his vocal skills in this entertaining video of him singing.

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？

Ariana Grande makes a stylish appearance on the blue carpet, waving to fans and posing for photos.