In his landmark 2015 encyclical “Praised Be,” Pope Francis cast care for the planet as an urgent and existential moral ...

A giant sequoia located in Sequoia National Park in California, the General Sherman is 52,500 feet in volume and is more than ...

Whom Greenlanders choose to do business with — economically, politically and socially — will tell us a lot about the coming ...

For the first time, scientists have directly observed the melting underside of an Antarctic ice shelf, Earth.com reported. An ...

This false-color satellite photo from 2014 shows the immense heat emanating from lava lakes at the summits of a pair of ...