|Does the Universe Have a Purpose? feat. Neil deGrasse Tyson||
If the purpose of the universe was to create humnans, then the cosmos was embarrassingly inefficient about it. We have only been around for the blink of an eye in the history of the universe.
|Stand By Me - Sung and Played all over the World (Playing For Change)||
Stand By Me sung and played beautifully by unknown street artists from all around the world. From the documentary "Playing For Change", which is about undiscovered musicians.
|What if the Earth were Hollow?||
What is the deepest we have ever dug into the earth? What if we went straight through?
|Home - A documentary about planet Earth||
Click here to watch in HD. A beautiful copyright free, non-profit documentary about planet earth, balance, climate change, melting glaciers, deforestation, energy and agriculture.
|Why is it Dark at Night?||
Why is space dark? If we lived in an infinite, unchanging universe, the entire sky would be as bright as the sun.
|Ken Robinson - Changing Education Paradigms||
Excellent animation adapted from Sir Ken Robinson's talk at RSA.
|Sodium Acetate Sculptures (Hot Ice)||
This experiment demonstrates instant crystallization in a supersaturated solution of Sodium Acetate and water. A second demonstration shows how to make ice sculptures (or pillars) with Sodium Acetate.
|Use Google Earth to explore the solar system||
In Google Earth you can navigate the solar system just like you navigate though Earth. It also has images from the Hubble Space Telescope.
|The Known Universe by AMNH||
The known universe as mapped through astronomical observations, from the Himalayas to the moon's orbit, the orbits of the planets, the solar system, the galaxy and beyond.
|High Speed Video of Flipping Cats||
Physics demonstrated through falling cats - learn about intertia, angular momentum, torque and rotational axes.