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slash UK slash AI for people. Hi, I'm Scientific American Assistant News Editor Sarah Lewin-Frasier,

and here's a short piece from the August 2020 issue of the magazine in the section called

Advances, Dispatches from the Frontiers of Science, Technology, and Medicine.

The article is titled Quick Hits, and it's a rundown of some non-coronavirus stories from around

the globe.

From Canada, a new study models how a gigantic, morphing blob of

liquid iron in Earth's outer core underneath the Canadian Arctic is losing its grip on the

North magnetic pole. A second intensifying blob below Siberia is pulling the pole away.

From Scotland, a geologic dating effort suggests the fossil of a millipede-like creature found

on the island of Carrara formed 425 million years ago, making it possibly the oldest known

fossilized land animal. Older land animals have been spotted indirectly through preserved tracks.

From Tanzania, researchers discovered Africa's largest ever collection of fossilized human footprints,

left in volcanic mud about 10,000 years ago.

Many of them came from a group of 17 people, mostly women, all walking in the same direction.

From Norway, archaeologists are excavating a 20-meter Viking ship buried below a

farmer's field to stop a wood-eating fungus from destroying it. Ground-penetrating radar had found the ship in

2018, and a new wood sample analysis revealed that it could not be preserved underground. From

...