One of the most tangible consequences of the UK’s June vote to quit the European Union was the immediate collapse in the value of the pound. The combination of a huge political upset — which saw the resignation of a national leader — and the prospect of a wounded economy drove sterling lower on the foreign exchange market in …

  The operating system war has started again. The once white-hot fights over the dominant operating software for PCs and smartphones are settled, of course. Microsoft won PCs. In smartphones, Android won on volume and Apple Inc. won on profits. Now that computing is spreading into everything from jet engines to T-shirts, the old and new tech combatants are vying …

  The duration of the latest Syrian cease-fire may matter less than its genesis. Russia, Turkey and Iran brokered the agreement without U.S. involvement — a worrying sign of the waning regional influence of the world’s only superpower. Whether this decline is temporary or permanent remains to be seen. What is abundantly clear is that, having decided not to intervene …