The new law will deliver a message to tech companies to "clean up their act," the country's prime minister has said.

Australia’s House of Representatives has passed a bill that would ban children younger than 16 years from social media

Australia will ban children under 16 from using social media, after its parliament approved the world's strictest laws. The ban, which will not take effect for at least 12 months, could see tech companies fined up to A$50m ($32.5m; £25.7m) if they don't comply.