Military threats to deter chemical attacks have so far failed to restrain the Syrian regime, and they risk escalating the horrific conflict even further.

The expulsion of Russian diplomats by more than twenty governments is a remarkable show of unity and a deepening of Moscow’s rift with the West.

The poisoning of former double agent Sergei V. Skripal in the UK indicates that Russia may have abandoned some unspoken rules of espionage. CIA veteran Jack Devine examines the history and current state of spy-craft.

A historic dry spell has severely affected Cape Town's water supply, and global climate patterns suggest that other cities may face the same fate.

The U.S. military is prepared for a number of contingencies with regard to North Korea, but the best path forward is diplomacy aimed at denuclearization.