If you were to slice a chunk of Arctic sea ice and peer at it under a microscope, you probably wouldn’t expect much. Frozen water, trapped sediment, perhaps a few still-living microbes locked in ...

A 45-day Arctic expedition aboard the Sikuliaq, a research vessel operated by the University of Alaska Fairbanks, saw ...

If you pull an ice core from the outer edges of the Arctic polar cap, you might spot what looks like a faint line of dirt. Those are diatoms – single-celled algae with outer walls made of glass. Their ...

Spring weather brings welcome conditions for flowers and plant life to bloom across the land. The right mixture of temperature, moisture, and light helps keep the green world vibrant. Underwater plant ...