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 ...

The travel industry is stuck on outdated infrastructure. A new platform layer can open the ecosystem to new cases for ...

From Alpine ridges to cliffside trails and story-filled city loops, Europe’s most inspiring runs combine exertion and adventure. Lace up — these seven routes demand exploration. Running outside has ...

When I was working remotely in 2021, my boyfriend and I packed up and traveled to 22 countries across Europe and Latin America. Although these were some of the best days of my life, I quickly learned ...

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 ...

TIOBE Index for December 2025: Top 10 Most Popular Programming Languages Your email has been sent December’s TIOBE Index lands with a quieter top tier but a livelier shuffle just beneath it. The main ...

Allison Schrager is a senior fellow at the Manhattan Institute, a contributing editor of City Journal, and a Bloomberg Opinion columnist. Her work focuses on economics including public finance, ...

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 ...

Software engineering is the branch of computer science that deals with the design, development, testing, and maintenance of software applications. Software engineers apply engineering principles and ...