Boeing

Federal aviation regulators have called for investigations into Boeing 777 jets equipped with certain Pratt & Whitney 4000 engines.

It is scheduled for no earlier than March 25.

The scathing report alleged that the FAA retaliated against whistleblowers, and said Boeing officials improperly influenced the outcome of tests of the aircraft's faulty flight control system.

Boeing's new CEO David Calhoun has served on the company's board of directors since 2009, leading some to worry he can't bring an outsider's perspective and shake things up.

Boeing statement: "The Board of Directors decided that a change in leadership was necessary to restore confidence in the Company." More than 300 people have died in Boeing 737 Max plane crashes.

The announcement Wednesday afternoon follows decisions by many other countries to ground the planes in the wake of Sunday's deadly crash of an Ethiopian Airlines flight.

Earlier this week, NASA awarded two contracts for new spaceships to commercial companies. Here's how they compare.

By 2017, the two American companies are expected to take over a job that NASA has relied upon Russia to perform: shuttling astronauts to the International Space Station.

NASA is a giant step closer to launching Americans again from U.S. soil.On Tuesday, the space agency announced it has picked Boeing and SpaceX to…