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These are the insane new technologies airports are using to learn everything about you

Cale Guthrie WeissmanJun 19, 2015, 19:26 IST

Airports work tirelessly to know everything that's going on within their walls at all times. While sometimes the TSA's security efforts may upset everyday passengers, most people don't know the half of what's really going on in the background.

In fact, airports around the world are using a variety of new technologies to make it easier to keep tabs on people, both for security and for convenience.

Here's a look at all the way airports are using tech to learn everything about you when you set foot inside them.