WA Police say significant resources were committed to finding Mark Sear, 62, but the outback's difficult conditions made search efforts challenging.

This year's northern bushfire season has been dubbed "one of the toughest on record", with blazes having burnt through about 2.7 million hectares of land in WA's Kimberley region. 

Farmers are close to abandoning the dream of a food bowl in northern Australia, as one expert warns the region is nearing its "thermal limits" for cropping and cattle.

Business owners worry major changes to a buy now, pay later system used by about 500,000 social security recipients will cause a raft of issues when it begins next month.

More than 100 firearms are seized in a WA Police operation targeting 'sovereign citizens' in the wake of the fatal shooting of two Victorian officers.

The Browse gas project is staring down the full weight of Australia's climate movement. Analysts say that is the least of its worries.

A scientist who quit a major study on WA rock art is accusing the government of downplaying findings linking damage to heavy industry.