Researchers from the University of Manitoba identified two genetically distinct orca populations now living in Arctic waters, a discovery that even surprised the research team. Tracking these ...

The Arctic has long filled humans with awe, but there are now profoundly worrying signals coming from the frozen landscape at the top of our planet, and scientists are deeply concerned about its ...

Churchill, Canada — Here on the edge of the Arctic in northern Canada, the annual migration of polar bears draws tourists, photographers and scientists like Geoff York. Buggies traverse the ...