Exploring the Feeding Habits of a Prehistoric Marine Creature

Despite cosying up with Russia and accusing America of trying to topple him, the newly re-elected president now appears to be flirting with old allies. But there is reason to be sceptical. A global survey shows that liberal values may not be catching on as some expected (09:54). And, have scientists found the biggest animal that ever lived (18:36)? 

For full access to print, digital and audio editions of The Economist, try a free 30-day digital subscription by going to www.economist.com/intelligenceoffer