The text on the video above was edited on June 1, 2018 to make it clear that it is impossible to know why the polar bear pictured was starving. An earlier version of the video went too far in ...

As sea ice vanishes, polar ocean currents are stirring faster - reshaping heat, carbon, and nutrient flow across the Arctic and Antarctic.

New research shows that a long-debated cold patch near Greenland is linked to a weakening Atlantic circulation system.

At the time, the incident led to the arrest of a Tucson woman who was accused of posting a threat on social media. Two men from Pinal County have been indicted and 110+ fighting roosters have been ...