Our weekly news round-up: Apple criticised for removing VPN apps from its Chinese AppStore; New insights into complex molecular processes in Titan's atmosphere; Research ship to hunt for sunken lost continent Zealandia; Latest Scamwatch; European countries will phase out all petrol and diesel vehicles; Grappling with the anti-science movement; Musk to build world's biggest battery in South Australia; Nano carbon tube filters to effectively remove heavy elements from polluted lakes.