Tesla

British inventor Harry Grindell Matthews demonstrates what he claims to be a directed energy weapon which has the potential to revolutionise warfare...

Mountain Gorilla takes us to a remote range of volcanic mountains in Africa, described by those who have been there as ""one of the most beautiful...

A breathtaking adventure across five continents and through time to reveal nature's most vital secret. Watch a flying fox gorge itself on a midnight...

Most people fully accept paranormal and pseudoscientific claims without critique as they are promoted by the mass media. Here Be Dragons offers a...

Many geneticists and archaeologists have long surmised that human life began in Africa. Dr. Spencer Wells, one of a group of scientists studying the...

A scientist explains how the savagery and efficiency of the insect world could result in their taking over the world.

Darwin's great insight – that life has evolved over millions of years by natural selection – has been the cornerstone of all David...

The Heart of Cleveland is a 29 minute silent film produced for The Cleveland Electric Illuminating Company in 1924. The film tells the story of a...

In Astronomy Part 2, you will learn all about the planets, asteroids, comets, meteoroids, the layers of the sun, fusion, and more. The Standard...

This series also covers the essential concepts of astronomy: gravity, the light spectrum, Earth's magnetic field, the solar system, the sun, Kepler's...

Physics is a system of models of nature according to which all phenomena are explained in terms of matter and force. Sound confusing? It doesn't have...

In The Womb is a 2005 National Geographic Channel documentary that focus on studying and showing the development of the embryo in the uterus. The...