There’s a backlash against globalization underway in many Western countries. Although Americans still say positive things about international trade and immigration, political candidates like Donald Trump and Bernie Sanders have gotten a lot of support for opposing both to a degree that would have been unthinkable a decade ago. Meanwhile, trade deals like the relatively innocuous Trans-Pacific Partnership are suddenly …

  India’s Tata group of companies, which sells everything from salt to software, is known for being, well, old-fashioned. Genteel, even. It tries very hard to avoid any sort of controversy. That’s why the sudden removal of the group’s young chairman, Cyrus Mistry, and his replacement by his predecessor, Ratan Tata, is particularly startling. Apparently, not even Tata Sons Ltd., …

  Some 12,000 years ago, with the invention of farming, humans started a war against weeds — and the weeds are still a step ahead. As farmers advanced from using hard labor to protect their crops to using chemicals and genetic engineering, the weeds survived thanks to the oldest weapon known to living things: evolution. Now, while scientists work on …