JetBlue faces heavy competition from Miami International Airport, an American Airlines stronghold.
Drugmakers are betting they can crack into the obesity drug market that Novo Nordisk and Eli Lilly currently dominate.
Rivian CEO RJ Scaringe started a robotics company late last year called Mind Robotics that he says has has raised more than $1 billion.
The DOJ approval is an important milestone for the roughly $110 billion deal, though it could still face legal challenges from state attorneys general.
Elon Musk's stake in SpaceX is worth more than $766 billion. Combined with his Tesla holdings, Musk's net worth as of Friday is roughly $1.05 trillion.
SpaceX employees have to wait to sell their shares, but many are already planning how to spend their windfalls.
Personal investment firms of the ultra-rich are interested in space startups even without Elon Musk's name attached.
The expected travel boom from the World Cup is looking like it will be a city-by-city, match-by-match test of pricing power.