Major tech news story with big implications. SpaceX is launching satellites today but it is what they are going to attempt afterwards that could make history. They will try to fly the rocket booster back to base and soft-land it so they can reuse it. Rocket reuse has been an engineering challenge for at least 50 years and if today's experiment works it will be a major advance in bringing down the cost of spaceflight and opening up "the final frontier".
Backstory "The Why and How of Landing Rockets" at: