Rental car fuel policies are built to collect for gas you didn't use -- from EZFuel's flat fees to inflated per-gallon refill prices at drop-off.

Waymo just told Uber it's building its own app for Austin and Atlanta. Behind the split is a messier question riders rarely think about: who pays when the car with no driver hits something.

An FAA order to inspect 471 Boeing 737 MAX jets sounds alarming. The mechanism behind it, and why no cracks have actually turned up on the model, explains why airlines aren't changing their schedules.

Blame usually lands on a phone in your pocket, but most hotel key card failures trace back to expiration timers, encoding mistakes and aging locks.

Olivia Wilde didn't recognize her own film after watching it on a flight. The reason in-flight movies get re-cut has little to do with the airline and everything to do with an invisible vendor.

A gas station can hold up to $175 on your card before you've filled the tank. A hotel can hold $200 a night before you've ordered room service. Here's why the placeholder outlasts the receipt.