Mining giant BHP's half-year earnings are hurt by operational issues including the forced derailment of a runaway iron ore train.

Queensland police release new vision of a man who was caught on CCTV allegedly assaulting Brisbane bus passengers in separate attacks late last year leaving the victims with facial injuries.

For farmers these are very difficult times, seriously exacerbated by the drought. Those looking for a scapegoat for the recent tragedy of fish deaths below Menindee Lakes achieve nothing more than fuelling media coverage and unrest, writes Les Gordon.

If the mere mention of ticks sends a shiver down your spine, you're not alone. But knowing more about the tiny creatures, how to spot them, and how to safely remove them from you or your pet may help to allay your fears.

Retired General David Hurley will replace current governor-general Peter Cosgrove when the latter's five-year term as the Queen's representative in Australia comes to an end in March next year.