Videos Tagged: leonardo da vinci

History
History of Helicopters
youtube icon
44:22

The earliest invention for vertical flight that we know comes from China. It is known that since 400 years BC, children in China played with bamboo flying toys. Children attached a stick to a ro...

  • 7,126
  • 5 years ago
  • 8(1)
Latest Articles
It remains the greatest and most famous discovery by David Livingstone. Today, the Victoria Falls are considered one of ...
  • 58
  • 1 day ago
The goal of the project (ITER, short for International Thermonuclear Experimental Reactor) is to create a plasma of 500 ...
  • 138
  • 4 days ago
Cocoa is the main ingredient in production of chocolate. Even the Aztecs used cocoa to create a form a hot chocolate. T...
  • 113
  • 1 week ago
His body remains in Westminster Abbey, the resting place of English monarchs, as well as other notable names like Charle...
  • 194
  • 1 week ago
Hexagons are some of the most common shapes in nature. And while animals cannot do math, we can. And thanks to math, we ...
  • 364
  • 2 weeks ago