Without a doubt, the mountainous country of Nepal is best known for Mt. Everest. As seen in a video resource, the mountainous country is also home to more than 120 ethno-linguistic people groups and is considered the birthplace of...

How do everyday materials behave in unusual environments? is the driving question of this entertaining video about the properties of matter. To answer the question, the boiling point of water is examined at ground level, at the top of...