The new map was created using data from rocks found in locations including Madagascar. Alan Collins

A map that fills a 500-million year gap in Earth’s history

You would not recognise Earth if you saw it 500 million years ago - the lands, oceans, climate and life were all very different. Scientists now have a new map of the deep history of Earth.
Water mass enters the ocean from glaciers such as this along the Greenland coast. NASA/JPL-Caltech

Contributions to sea-level rise have increased by half since 1993, largely because of Greenland’s ice

Greenland's ice is largely responsible for the accelerating pace of sea-level rise. A new analysis shows that, while Greenland accounted for just 5% of the rise in 1993, that figure rose to 25% by 2014.
Public housing tenants are much more likely than renters in other sectors to struggle to get repair and maintenance done. Dan Himbrechts/AAP

Tenants’ calls for safe public housing fall on deaf ears

Grenfell Tower residents tragically got the world's attention only after a disastrous fire. So what would public housing residents in Australia say about their living conditions?

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