SpaceX delays launch and landing test of Falcon 9 rocket

(By Irene Klotz, Reuters) – Elon Musk’s SpaceX on Sunday postponed launch of an upgraded Falcon 9 rocket and an attempt to land the booster at the launch site, saying the tricky touchdown would have a better chance of success if delayed for 24 hours. A smooth landing would provide a big boost to Musk’s […]...