With plunging copper prices, weak currency, ballooning budget deficit and skyrocketing inflation, Zambia is grappling with an unprecedented economic challenge. And the newly re-elected President Edgar Lungu has an extremely tough job at hand — to remedy the various ills ailing the country’s economy. There was a time when the southern African nation had seen the GDP growing at …

  Mervyn King, former governor of the Bank of England, has written the best article I’ve read on Britain’s exit from the European Union. In an essay for the New York Review of Books he makes many excellent points, but one is of surpassing importance. It’s an obvious point, or ought to be, that nonetheless has been almost entirely ignored …

  Of all living things, why do humans alone create advanced technology? Not long ago, scientists thought it was because we are the only intelligent life form on this planet. That explanation alone no longer suffices. Over the last decade, scientists have discovered that crows can use tools, hyenas can cooperate to solve complex problems, jays can plan for the …