Allan Kardec discusses his seminal work, The Spirits' Book, a foundational text of Spiritism that explores communication with the spirit world.

A heartwarming moment as a man gets down on one knee to propose to his girlfriend, capturing the surprise and joy of the special moment.

Explore the incredible defense system of the human body, from the different jobs and components of the immune system to its response to infections and how it keeps you safe.

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？

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

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

Watch Dwayne 'The Rock' Johnson show off his dance moves on stage, bringing energy and enthusiasm to the crowd.