Angola's Luanda has become an expensive city due to its oil wealth, yet its people remain poor. What role will oil play in Africa's growth?
These mysterious electric blue wisps, which form on the edge of space, could be a sign of climate change.
Rising temperatures are expected to increase wildfire risks in Alaska, just as in the rest of the western U.S.
Insurer Lloyd's warns that three weather-related disasters in a row could create a starve-amageddon.
These 16 stunning and astonishing images of our world's weather were chosen from over 2,000 submissions.
Pope Francis said Earth was starting to look like 'an immense pile of filth' and urged the powerful to save the planet.
A bizarre patch of warm water is being blamed for everything from the California drought to deaths of sea lions.
The International Energy Agency says extreme weather events will become much more frequent as a result.
+ Load More