Natasha Boddy Leading medical researchers are in mourning at news the Malaysia Airlines plane crash has claimed the lives of their colleagues bound for Melbourne for the 2014 International AIDS conference.
David Wroe Russia says it will consider launching a trade retaliation after Australia slapped fresh sanctions on the Kremlin for its latest incursions into eastern Ukraine.
Phillip Thomson George Brandis's former top public servant says the bureaucracy needs to broaden its advice.
Latika Bourke Australia will impose further sanctions on Russia to punish Moscow for "flagrantly breaching Ukraine's sovereignty".
Paul McGeough The Prime Minister is right when he says that Australia’s escalating involvement in the Iraq conflict is nothing like 2003, when Australia joined the US-led invasion that toppled Saddam Hussein. But if he means that Iraq 2014 somehow is less dangerous than it was 11 years ago, then that is not the case.
Peter Hartcher When it comes time for Tony Abbott to head to the lifeboats, Joe Hockey might find Julie Bishop has a hand on the tiller and he's man overboard.
Tim Barlass The first bodies from downed Malaysian Airlines flight MH17 have arrived back in Australia under operation 'Bring them Home'.