How we solved an Arctic mercury mystery
In the Canadian Arctic, a mystery has troubled scientists and local communities for decades: Why do marine animals in the western Arctic have higher mercury levels than those in the east?
Earth Sciences news
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Mineral discoveries in the Galapagos Islands pose a puzzle as to their formation and origin
The Galapagos archipelago is one of the most famous groups of islands in the world. Many of the animal and plant species are unique because of the islands' isolated location in the Pacific, 1,000 kilometers off of the coast ...
Researchers confirm Earth's inner core is solid
A new study by researchers at The Australian National University (ANU) could help us understand how our planet was formed.
Predictability limit for tropical cyclones over the western North Pacific
For an atmospheric system, there exists a limit to how far ahead one can make predictions. This is referred to as atmospheric predictability. Within this limit, however, the weather forecast will still contain some uncertainty. ...
Oceanic dead zones thrived during last Ice Age, new evidence shows
Scientists recreated deep sea conditions from the last ice age and found that the tropical Pacific contained more carbon and less oxygen during that period than previously thought.
Why a wetland might not be wet
Lake Eyre is one of Australia's most iconic wetlands, home to thousands of waterbirds that migrate from all over Australia and the world. But it is often dry for decades between floods.
How rare minerals form when meteorites slam into Earth
The discovery of a rare mineral (reidite) at the Woodleigh meteorite impact structure in Western Australia was published this week by Curtin University honours student Morgan Cox and colleagues.
Life on the floor of the Arctic Ocean, with rigor and in detail
In an extensive and rigorous study of animal life on the Central Arctic Ocean floor, researchers have shown that water depth and food availability influence the species composition, density, and biomass of benthic communities, ...
Evidence of earliest life on Earth disputed
When Australian scientists presented evidence in 2016 of life on Earth 3.7 billon years ago—pushing the record back 220 million years—it was a big deal, influencing even the search for life on Mars.
Study shows White House, Pentagon are literally some of the hottest spots in Washington
A heat-mapping study of Washington, D.C. and Baltimore by Portland State University researchers show that some of the most famous buildings in the nation's capital – The White House, U.S. Capital and The Pentagon – are ...
