Researchers tracked the movements of seals through wind farms rooted in the ocean floor. These seals followed the layout of the turbines closely, demonstrating that they were foraging for food, say scientists.
Last year was between the sixth and hottest ever recorded, and other records for extreme weather and melting permafrost have been broken, according to a report released by the National Oceanic and Atmospheric Administration.
NASA's next-generation telescopes will be better able to scan the cosmos for signatures of life on habitable worlds. But alien life doesn't necessarily mean intelligent – or even multicellular – beings.