This video explains why a honeybee dies after stinging someone.

The giraffe's long neck serves many interesting functions.

This video explains how giraffes evolved to have the long necks they have today.

This video explains why fresh vegetables are important to the body's overall health.

This video explains why a fish's body is covered in mucus.

The Ad that Moved Chinese Overseas Students to Tears. Nagging becomes music when hearts are connected.

Nini learns that Tim is a music composer and Tim shares a song he created with her.

Not a Common Day: It all starts with a simple greeting on a beautiful morning... Learn the vocabulary of a very basic introduction in this video.

On their first date, Tim asks Nini about her family background and life.