Over a decade ago, Elon Musk promised a fifth mode of transportation capable of crossing continents in minutes, but today his ...

It's been a big day for Elon Musk, or, as economist Paul Krugman calls him, the "human Ponzi scheme." In a Substack column, ...

Elon Musk Forecasts That Didn’t Go According to Plan Elon Musk has built a career on making audacious predictions. Some have ...

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Imagine stepping into a car-sized capsule in downtown Los Angeles and, 30 minutes later, emerging in San Francisco On Monday, billionaire entrepreneur Elon Musk unveiled a transportation concept that ...

The company which became well known for its idea of shooting people hundreds of miles an hour through a vacuum has shut down. The aim of Hyperloop One, based on an idea by Elon Musk, was to ...

Luke Fortney is a data journalism and an Investopedia contributing writer. He also contributes to WNYC/PRI's daily show, The Takeaway. Vikki Velasquez is a researcher and writer who has managed, ...