E very time an aircraft checks in with air traffic control, pilots identify themselves using a unique call sign, something like “Delta November Three Seven Two,” not “DN372.

Standing in front of the cashier in the take-out line, you tell them your name so you can pick up that pizza you called in 20 minutes ago. The confused cashier tells you, “Hmm, I don’t have an order ...

The build-up of troops on the Russia-Ukraine border has revitalised Nato, the military alliance that looked to be faltering, or even in a terminal decline, only a few months ago. With 30 countries ...

Benjamin Franklin was many things. Politician, scientist, inventor, printer author, he was a visionary whose ideas helped shape America. But he also had some notions that, while founded on sound logic ...