The High Court ruling over the five MPs' legitimacy to hold seats may hang on whether they took reasonable steps to renounce their non-Australian citizenships.
Pauline Hanson is set to move that the High Court consider the eligibility of her One Nation senator Malcolm Roberts.
Three years ago The Australian newspaper launched a broadside at the Bureau of Meteorology. But when it did it again this week, it seemed to get less traction from the top echelons of government.
Even if Matt Canavan survives, his immediate absence from cabinet is a blow to Barnaby Joyce.
Federal Labor is pushing hard on James Ashby. A prime motive is embarrassing the Coalition over preferences, ahead of the Queensland election, and the later federal one.
David Leyonhjelm's complaint over being called an 'angry white male' could showcase the difficulty in launching a successful action under Section 18C and undermine an argument in support of repeal.
One Nation Senator-elect Malcolm Roberts lauds Galileo as a hero who turned scientific consensus on its head. But the 'Galileo gambit' is just one weapon in the climate conspiracists' arsenal.
Section 18C is limited in scope, and it would thus be wrong to claim that free speech carte blanche is under threat.
Contrary to the claims of One Nation Senator-elect Malcolm Roberts' that climate change is not happening, there is abundant evidence it is, but it might not be enough to persuade him.