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Tesla CEO Elon Musk lost his fight to delay Twitter’s lawsuit against him as a Delaware judge on July 19 set an October trial, citing the “cloud of uncertainty” over the social media company after the billionaire backed out of a deal to buy it.

General Motors Co.-backed self-driving startup Cruise is facing scrutiny from U.S. regulators and its own board of directors after a pair of on-road incidents raised questions about how ready the company is to expand its services.

Alphabet Inc.’s Wing subsidiary has developed a fleet of new drone prototypes designed to more efficiently deliver packages ranging from small pill bottles to items weighing as much as 7 pounds.

Andrej Karpathy, Tesla Inc.’s top artificial intelligence executive and the director of its Autopilot self-driving system, is planning to depart the automaker.

U.S. Class 8 retail sales in June were the highest of the year and improved 12.7% compared with the previous June, Wards Intelligence reported.

Tesla bulls rejoiced when Elon Musk sought to terminate his agreement to buy Twitter. That initial relief has given way to realization the hangover from this ordeal won’t lift anytime soon.

Twitter Inc. sued billionaire Tesla CEO Elon Musk over his abandoned $44 billion takeover bid, asking a judge to force him to follow through on his offer.

Canoo Inc. shares doubled in value after the struggling electric vehicle startup won an order for 4,500 vans from Walmart Inc.

REMINGTON, Va. — For years, there’s been a cardinal rule for flying civilian drones: Keep them within your line of sight. Not just because it’s a good idea — it’s also the law.