A woman charged with terror-related offences has been refused bail after appearing in a Sydney court.

Janai Safar was taken into custody at Sydney International Airport last night after arriving on a flight from Doha.  

The 32-year-old was charged with allegedly entering and remaining in a declared conflict zone, as well as joining ISIS -- both offences carry a maximum sentence of ten years in prison.

Meanwhile, in Melbourne Kaswar Ahmad and Zeinab Ahmad have been charged with slavery-related offences by police.

The women, aged 53 and 31, arrived at Melbourne Airport last night and their lawyers say they'll be applying for bail on Monday.

The Northern Territory government is set to trigger a wide-reaching review of its child protection system in the wake of the death of five-year-old Kumanjayi Little Baby.

Earlier this week, Northern Territory Minister for Child Protection Robyn Cahill confirmed three child protection department staffers were stood down following an internal investigation into the circumstances of Kumanjayi Little Baby prior to her abduction and alleged murder.

Former foreign minister Julie Bishop has resigned as chancellor of the Australian National University, effective immediately.

Her tenure came at a time of controversy and upheaval for the ANU, after the scrapping of a 250-million-dollar cost-cutting plan, which included job cuts.

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The Centers for Disease Control (CDC) has gotten involved in managing the outbreak of hantavirus aboard the MV Hondius, as it is set to arrive in the Canary Islands.

The ship will anchor close to the Spanish island of Tenerife and passengers will be taken to land in smaller boats before boarding flights late on Sunday.

Four Australians were aboard the ship, but are not known to have been infected.

The Australian Federal Police had been warning some women with links to the Islamic State terrorist group would face charges when they returned from Syria and now that has happened to three who have touched down in Sydney and Melbourne. 

The ceasefire between the US and Iran is on shaky ground as they strike each other in the Strait of Hormuz. 

Former foreign minister Julie Bishop has resigned as chancellor of the Australian National University, effective immediately.

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A big task to reintegrate a group of women and children linked to the Islamic State terrorist group begins in earnest today.

Property analysts say Australia is on the cusp of a housing downturn.

A US court has opened the possibility for countries such as Australia to challenge President Donald Trump's 10 per cent tariffs.

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Two Victorian women and one in New South Wales with links to ISIS have been charged after arriving in Australia from Syria.

Iran has accused the US of violating the ceasefire by targeting two ships in the Strait of Hormuz and attacking civilian areas.

Today marks the 100th birthday of veteran broadcaster, natural historian, and environmental advocate, Sir David Attenborough.

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The return to Australia of a group of women and children with links to Islamic State fighters has been causing a political storm.

The Australian Federal Police has charged one of the so-called 'ISIS brides' with terror related offences after she touched down at Sydney airport with her child.

Vigils have been held across the country last night to honour the short life of Kumanjayi Little Baby.

Celebrated nature broadcaster Sir David Attenborough is celebrating his 100th birthday today.

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A new east coast gas reserve of 20% will "drive down" prices, according to the federal government and ensure Australia is no longer "hostage" to international markets.

The new scheme, similar to one already operating in Western Australia, will take effect in the middle of next year.