There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
The ball on top of a flagpole is called a 'truck'.
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There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12
Sony researchers have developed a refrigerator that only opens when you smile.
9
Jumbo jets use 4,000 gallons of fuel to take off.
19