The heroic actions of a young girl have been outlined in a Melbourne court, which heard the 10-year-old desperately tried to stop a man stabbing her mother to death.

The plan's opponents range from scientists who question the reasoning behind the government's actions to local fishermen who fear renewed damage to their industry's reputation.

NASA's six-wheeled, car-sized astrobiology probe travelled a total of 6.5 metres during a half-hour test spin within Jezero Crater, the site of an ancient, long-vanished lakebed and river delta on the Red Planet.

The Sydney to Brisbane rail line has been cut by a fire in a historic coal loader that lit up the night sky over a northern NSW town. See the video.

ABC journalists Donna Field and John Taylor were enjoying a cruise, anticipating a magical holiday taking in all that New Zealand has to offer. Then a volcano erupted.

New deep-sea technology and different crash theories will be used as two more companies undertake bids to find the wreckage of doomed flight MH370.

More than two decades after his extraordinary "last man standing" Winter Olympics gold medal, Steven Bradbury has been hailed for his bravery after saving four girls in the Sunshine Coast surf.

Cricket Australia will pour an extra $53 million into the women's game and raise the BBL salary cap by 50 per cent as part of the sport's five-year memorandum of understanding.

Near-infrared images of Jupiter's fourth-largest moon taken by the James Webb Space Telescope suggest carbon, a key element for life, can be found in Europa's subsurface ocean.

More than four years on, these two regional Victorian locations are still waiting for promised Foodbanks to be delivered.