Arktis

Northern Lights Possible Tonight

Fast solar wind is continuing to buffet Earth's magnetic shield tonight (Dec. 22), raising the chances of visible auroras across high latitudes — and possibly into parts of the no… Dez 22, 2025

Genetics

Polar Bears’ DNA Shifting with Arctic Warming

A new study finds increased activity of transposable 'jumping' genes in polar bears from southeastern Greenland, linking rising temperatures to rapid shifts in DNA regulation that… Dez 15, 2025

Environment

Hidden Nitrogen Fixation Beneath Melting Arctic Ice May Boost Algae and Carbon Uptake

Researchers report nitrogen fixation occurring under Arctic sea ice—primarily by non-cyanobacterial microbes—concentrated at melting ice edges. Rising ammonia availability as ice … Nov 15, 2025

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Northern Lights Possible Tonight

Polar Bears’ DNA Shifting with Arctic Warming

Hidden Nitrogen Fixation Beneath Melting Arctic Ice May Boost Algae and Carbon Uptake