2022: Another consequential year for the melting Arctic

By Sharon Guynup In August, I traveled aboard the icebreaker Kinfish to the Svalbard archipelago, north of the Arctic Circle. Invited to the bridge as we cruised fjords near the 80 parallel, I was transfixed by towering blue glacier walls, but was conf…

The mystery of narwhal behavior, solved by chaos theory

By Liz Kimbrough Narwhals are chaotic. At least, that’s what researchers thought until they developed a new math-based method to detect patterns in their seemingly irregular movements. Narwhals (Monodon monoceros) are known as the unicorns of the sea d…