SpaceX to launch reused rockets for national security missions

  • YouTube is banning certain topics from being advertised on its homepage. Political ads as well as alcohol sales, gambling and prescription drugs are among the topics that YouTube will prevent from advertising on its masthead.
  • General Electric's aviation unit is teaming up with Safran to develop new clean energy aircraft engines.
  • The Pentagon is allowing SpaceX to send a national security satellite into orbit with a reused rocket for the first time in history.