There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
If a car is travelling at 55 miles per hour it will travel 56 feet before the driver can shift his foot from the accelerator to the brake.
25
More than a billion transistors are manufactured every second.
-25
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
Kleenex tissues were originally used as filters in gas masks.
46
A small airplane can fly backwards.
75