Some likened it to a snowman. Others to a peanut. Still others to an embryonic dinosaur. Ultima Thule, a mottled and malformed space rock at the farthest edge of the solar system, got its first close-up photos this week thanks to Nasa’s New Horizons mission. They offered a glimpse of the most distant object ever visited by man-made machinery — ...

The damage caused by President Trump’s trade fight with China has spread farther and faster than many expected. Factories in China and the US have seen orders slump. American farmers are hurting. A collapse in Chinese demand for iPhones knocked nearly $75 billion off Apple Inc.’s market cap in a single day. Slower growth just prompted China’s central bank to ...

For the head of the World Bank Group to quit unexpectedly would have been big news under any circumstances. But, the reason outgoing president Jim Yong Kim gave for his resignation on Monday is even more revealing. Kim said he was leaving the world’s most influential development and infrastructure-building agency to join a private-sector infrastructure investment fund because he believed ...