Get ready for dramatic, Hollywood-worthy hellos and goodbyes because these U.S. airports let you greet and send off loved ...

We can use logical reasoning to help us predict what will happen when these people try to go through the gate. Molly is 1.4m tall. The rule says if the height is less than 1.5m the gate will close.

which allows a limited number of non-flying guests to go through security to meet and greet loved ones at their gate. "Customers have said, 'We would really like access to the gate,'" explained ...