Yesterday's Border Force e-gate meltdown shows how one tech failure can hold up thousands at airports. But it's not even close to the most common reason flights are delayed around the country.
Is it possible MH370 was not deliberately crashed, but suffered a cockpit fire and communications breakdown? A new theory points to the moment the pilots realised the flight was doomed.
You just have to be the right kind of person ...
If you get hit by a truck, you can claim compensation. But if you are injured and mentally scarred in a plane crash, tough cookies.
A secret smuggling operation for gold bullion, an American shoot-down, a Russian plot by way of Kazakhstan? The most likely explanation for the disappearance of MH370 might be the most chilling of all.
Floating far above the ground in a padded chair, in a dry, sealed aeroplane cabin that hums gently, facing away from other passengers, with no phone or email interrupting our thoughts, we travel inward as well as onward.