April 23, 2013 Expensive new technologies and treatments are being adopted by the health system, despite a ''big black hole'' in the knowledge about their long-term cost and efficacy, experts say.

April 23, 2013 Advertisers can now pay to place their ads on one of the government's most popular websites after the Bureau of Meteorology launched its one-year trial of paid advertisements this week.

April 23, 2013 A child psychiatrist has questioned the federal government's ability to roll out social and emotional wellbeing checks for three-year-olds this year, saying there is no reliable screening tool available for the controversial policy.

April 23, 2013 Australia's casual workforce has remained steady over the past decade according to a new Productivity Commission paper that puts union campaigns warning of increases in insecure work in context. Analysis to be released on Tuesday suggests casuals and fixed-term employees were no more common in 2011 than 10 years earlier.

April 23, 2013 Julian Assange and his WikiLeaks Party are in the running to win Senate seats in Victoria and NSW, according to research by the Labor Party's pollster.

April 23, 2013 Kim Fraser came from a ''good Roman Catholic household'', was a successful barrister and a single mother of two children.

April 23, 2013 Australia's population will tick past the 23 million mark on Tuesday night, as the country continues to grow at the fastest rate in the developed world.

April 23, 2013 A code banning bookmakers from promoting live odds during sports play will not lead to any practical changes to the way betting is promoted during sports broadcasts.

April 23, 2013 Former top FIFA official Jack Warner allegedly stole a $462,000 donation the Football Federation of Australia gave to his Caribbean football organisation in 2010, at a time when the FFA was lobbying Mr Warner to back its bid to host the world cup.

April 23, 2013 Australia's population will tick past the 23 million mark on Tuesday night as the country continues to grow at the fastest rate in the developed world.