In the following video, oceanographer David Gallo shows jaw-dropping footage of amazing sea creatures, including a shape-shifting cuttlefish, a pair…
Today marks the 50th anniversary of one of the most significant events of the 20th century. Technology never exists in…
An in-depth explanation of the theory of relativity using words that even a second-grader understands... if only to prove that…
This is an informative and easy to understand documentary explaining how the financial system works. The video lasts an hour…