Australians face a likely postal ballot on same-sex marriage after the Liberal Party quashed an internal push to drop its commitment to a plebiscite in favour of a conscience vote.
Labor has launched a High Court challenge against a senior Coalition MP's eligibility to sit in parliament - a move that could threaten the Turnbull government's wafer-thin majority.
Former prime minister Tony Abbott's Coalition colleagues are urging him to stop trying to rewrite history and be a team player after he sparked another outbreak of internal coalition infighting.
Senior executives of Australia's largest banks have urged senators to consider major changes to a proposed $6.2 billion levy before it becomes law, while the Macquarie Bank has asked to be excluded altogether.
Malcolm Turnbull has thrown his Government's support behind Australia's bid to host football's 2023 Women's World Cup, saying it would be a boon for women's sport.
Australia's largest manufacturer has backed a clean energy target and says it is absurd to favour providing affordable and reliable energy over reducing carbon emissions.