Carbon dioxide concentrations are rising at a record rate,
Heath Aston A letter the federal government has spent a year and a half and tens of thousands of dollars trying to keep from the public raises explosive questions.
Michaela Whitbourn The man at the centre of an ugly dispute with Attorney-General George Brandis has resigned.
Jewel Topsfield Australian live cattle representatives have flown to Jakarta for talks amid fears a proposed new trade rule could threaten the viability of the industry.
Peter Martin and James Massola The government is sitting on hundreds of pages of evidence and scores submissions about housing affordability that it is unable to process because it let its inquiry lapse.
Tom McIlroy, James Massola Bob Day says he had only expressed an "intention" to resign, leaving the door open for a return to the Senate.
Rachel Browne A teenager who was allegedly indecently assaulted at The King's School told the inquiry the school had a culture of silence.
Esther Han Australia ranked 23rd out of 26 countries in a survey of users' satisfaction with high-speed broadband - ahead of only Brazil, Peru and Italy.
Chris Zappone Criminal hackers have found a way to use web-enabled devices like digital recorders and webcams as coordinated launching pads, or botnets, in this attack.
Latika Bourke Sherry Sufi was snubbed by Malcolm Turnbull after a series of comments about gay marriage and reconciliation.