A rare glimpse of a bald, bearded astronaut in space, highlighting diversity in space exploration.

Four white horses roam freely on a vast, vibrant green plain, showcasing their beauty and serenity in a natural setting.

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？

Um esquilo é filmado no topo de uma sequoia, oferecendo uma vista impressionante da floresta ao redor.

A poignant moment of a man expressing his emotions, struggling to hold back tears.

A documentary about the life and reign of Queen Elizabeth II, the longest-reigning British monarch in history.

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