The Shinkansen N700A Series Set G13 high speed train travelling at approximately 300 km/h through Himeji Station, Japan

Will the U.S. Ever Catch a High-Speed Train?

Over 20 countries have high-speed train travel, carrying 1.6 billion passengers a year. The United States is lagging behind.
The war elephants of Phyrrus at the battle of Asculum, 279 B.C.

How “Pyrrhic Victory” Became a Go-To Metaphor

We call futile victories "pyrrhic," after an ancient Roman battle. But that battle may have been misinterpreted--or had a different conclusion altogether.
Factories Emitting Pollution

Why Climate Change Is a National Security Issue

Viewing climate change through a national security lens makes a certain amount of sense -- but it won't entirely solve the problem.