There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
There are only 14 blimps in the world.
69
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
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
The life boat was patented in 1845!
29