How on earth do planes fly?

By | June 28th, 2013|Categories: IntoScience|Tags: , , , , |

The below article is courtesy of our resident IntoScientist and passionate educator, Dave Canavan. A Jumbo Jet (Boeing 747) can weigh up to 390 metric tonnes when it is ready to take off. It holds about 400 people on average, all of their luggage