World’s oldest DNA sheds light on mammoth evolution

A mammoth tooth uncovered from the Siberian permafrost yields the oldest DNA yet discovered and provides insight into the evolution of the giant beasts. Source: https://earthsky.org/earth/worlds-oldest-dna-mammoth-evolution-video…

Has the polar vortex arrived? What is it?

The polar vortex is an enormous, 3-dimensional ring of winds that surrounds the North and South poles during each hemisphere’s winter. The polar vortex influences the jet stream, which can bring cold winter weather to the U.S. and Europe. Source: https://earthsky.org/earth/what-is-the-polar-vortex…

Eerie sounds recorded over Siberia’s icy depths

One daring photographer recorded himself skating over thin ice – quite literally – on the surface of lake Baikal. The unnerving video, which was filme… Source: https://www.unexplained-mysteries.com/news/343751/eerie-sounds-recorded-over-siberias-icy-depths…

Revealed: the face of Siberia’s ‘Tutankhamun’

Scientists in Russia have painstakingly reconstructed the face of a Scythian king found in a tomb in East Siberia. Originally unearthed by a Russian-G… Source: https://www.unexplained-mysteries.com/news/343119/revealed-the-face-of-siberias-tutankhamun…

The myths behind the southern and northern lights

For millennia, humans have viewed the northern and southern lights – aurora borealis and aurora australis – and created myths and folklore to explain the dancing lights they saw in the sky. Source: https://earthsky.org/human-world/legends-folklore-myths-northern-southern-lights-auroras…

Was 2020 the World’s Warmest Year Ever?

“New data from EU satellites shows that 2020 is in a statistical dead heat with 2016 as the world’s warmest year,” reports the BBC (in an article shared by long-time Slashdot reader AmiMoJo):
The Copernicus Climate Change Service says that last year was around 1.25C above the long-term average. The scientists say that unprecedented levels of heat in the Arctic and Siberia…

The long decline of Arctic sea ice

Forty years of satellite data show that 2020 was just the latest in a decades-long decline of Arctic sea ice. Source: https://earthsky.org/earth/decline-of-arctic-sea-ice-1979-2019…

2020 Arctic Report Card: Sea ice loss, extreme wildfires

NOAA’s 2020 Arctic Report Card describes a region that is warming even more rapidly than scientists expected. Source: https://earthsky.org/earth/arctic-report-card-2020-sea-ice-loss-extreme-wildfires…

Sluggish start for Arctic sea ice freeze-up

Early ice retreat amid warm Arctic air temperatures set the stage for the slow refreeze in 2020. Source: https://earthsky.org/earth/sluggish-start-for-arctic-sea-ice-freeze-up-2020…