The Trump administration intends to dismantle one of the world's leading climate research institutions, in Boulder, Colorado, over what it said were concerns about "climate alarmism."
The proposed $85 billion merger of Union Pacific and Norfolk Southern railroads, which would create the first U.S. transcontinental railroad, has lost the support of two major unions.
The footage of a bear caring for an adopted cub was captured during the annual polar bear migration along the Western Hudson Bay in Churchill, Manitoba.