The travelling salesman problem (TSP) remains one of the most challenging NP‐hard problems in combinatorial optimisation, with significant implications for logistics, network design and route planning ...

Agentic AI is set to plan, book, and manage trips by 2026, but experts warn travelers not to hand over the keys too fast.

Canadians are foregoing travel to America this year in response to strained US-Canada political relations (Credit: Getty Images) In recent years, one in four visitors to the US has been Canadian. But ...

Current political and economic issues succinctly explained. Sign up to receive CFR President Mike Froman’s analysis on the most important foreign policy story of the week, delivered to your inbox ...