The atmosphere is constantly changing. Its composition has varied regularly over the course of the planet's climatic epochs, ...
Since May this year, the aurora borealis (northern lights), has at times been visible further south than usual over Britain, ...
Bears are incredible creatures, but they can also be some of the most dangerous animals on the planet. While even the most dangerous bear will typically avoid humans, under the right (or wrong!) ...
Thawing ice, from the high peaks to the poles, is producing extraordinarily expensive floods, infrastructure damage and ...