Despite being in the United States, Prime Minister Scott Morrison won't be going to the UN Climate Action Summit in New York next week. Is it a case of "too soon after Tuvalu"?

Boris Johnson may see himself as the Incredible Hulk, but David Cameron, the EU, the Supreme Court and Liberal Democrats don't seem to care if they make him mad.

Artificial Intelligence and cyber warfare are emerging as key components in great power rivalry. The international community needs to act fast to develop legal and political frameworks that can mitigate their deleterious effects.