Our weekly news round-up: Incredible Apple Park nears completion; Big improvements in RAM; April 22 is March For Science Day in the US; Scandium - a miracle element and Australia has heaps; New twists in Uber's legal stoush with Google; AI beats the worst traffic; Tesla plans its own city near Cambridge, UK; NanoCore software maker faces charges for others' misuse of his popular remote access tool; NBN admits putting 100,000 connections in the too hard basket.