Harmful algae blooms have been rapidly producing in a place previously too cold to host the toxin: the Arctic.

The following is the July 2, 2025, Congressional Research Service report, Changes in the Arctic: Background and Issues for ...

The longevity of the Greenland Shark underlines nature’s patience and the mysteries hidden in the ocean's depths. Navigating ...

Ancient DNA evidence shows that the advent of agriculture led to more infectious disease among humans, with pathogens from ...

Living off one of the richest oceans in the Arctic, the polar bears by the Chukchi Sea appear to be thriving. Females are in good health and give birth to healthy cubs. Overall, this Alaskan ...

Summer sea ice in the Arctic Ocean might be gone by the 2030s, no matter what we do to curb emissions of greenhouse gases, ... What does this mean for the people and animals who live in the Arctic?

For years, scientists have debated whether a giant thick ice shelf once covered the entire Arctic Ocean during the coldest ...

The Arctic Ocean could see "ice-free" days within a matter of years—potentially a decade earlier than was previously predicted. ... These animals depend on sea ice for their survival.

Learn about the effects of a changing climate on the Arctic ecosystem and four of its well-known mammals: the polar bear, the walrus, the Arctic fox and the beluga whale. The term “climate ...

Sea ice algae is an essential resource for the survival of many species living in the Arctic. Traces of ice algae have been found in many animal groups from tiny filter-feeding shrimp to large ...

The first ice-free days of the Arctic Ocean could occur as soon as the 2020s or 2030s — as many as 10 years earlier than previous projections.