Boeing planning on hypersonic jets for commercial flights, though the Concorde’s memory lingers

It sounds like pure fantasy. Boeing sees the day coming when you board a plane in New York City and land two hours later in Shanghai, China. “I think in the next decade or two you’re going to see them become a reality,” said Boeing Chairman and CEO...

Wall Street is bailing on its one-time retail darling Costco after Amazon’s deal for Whole Foods

Wall Street is increasingly worried about Amazon’s threat to Costco after the e-commerce giant’s $13.7 billion deal to buy Whole Foods Market. Costco shares fell 7 percent Friday on the news.And now one trading day after Goldman Sachs downgraded Costco,...