Comment

The failure of SA's wind farms during last month's storm were worse than originally thought.

What's really going wrong with electricity?

The extreme weather conditions and 80,000 lightning strikes that thrust South Australia into darkness last week was extraordinary enough; the disingenuous debate it sparked about Australia's changing energy system has been something else again.

Some of your new Senators: Pauline Hanson and Malcolm Roberts.

Why democracy won in the Senate, whoever you support

Malcolm Turnbull likes to quote a John Howard maxim: that politics is relentlessly driven by the laws of arithmetic. It's usually pretty hard to argue with, given the relentlessly faithless way parliamentarians tend to respond to bad polling data.

US President Barack Obama shakes hands with Chinese President Xi Jinping last week.

Beyond the US-China climate deal

Here's the first thing you need to know about the climate change agreement that the US and China sprung on the world last week: ignore the numbers.