ECONOMY CLASS on THREE Airlines in ONE DAY! (Which is best?)

The Okavango Delta explained

Dirac delta function | Laplace transform | Differential Equations | Khan Academy

Why Do Rivers Have Deltas?

Delta - Aprenda a calcular

Delta Is DESTROYING Every Other Airline. Here’s How

On March 23, 1994, Aeroflot Flight 593 was traveling from Moscow to Hong Kong when it suffered a catastrophic human error. Captain Yaroslav Kudrinsky invited his children, thirteen year old Yana and fifteen year old Eldar, into the cockpit of the Airbus A310. He allowed them to sit in the pilots seat and handle the control column while the aircraft was at its cruising altitude of 33,000 feet. The horror began when Eldar applied pressure to the controls for too long, which unknowingly disconnecte