For the first time, a NASA spacecraft successfully brushed the surface of an ancient asteroid to collect samples and return them to Earth. WSJ’s Robert Lee Hotz explains how Osiris-REx’s mission to Bennu could shed light on the origins of life on Earth. Photo: Handout/AFP/Getty Images
The more that global warming reduces the ice cover in the Arctic, the greater the need there will be for multilateral arrangements to govern trade, resource extraction, and other issues across the region. Without forward-looking cooperation, a zero-sum scramble will ensue, leaving everyone worse off.