Test your knowledge of the world’s deserts with these tricky questions about Earth’s driest places. Good luck!

In Cairo’s City of the Dead, where homes are mausoleums and communities have grown among the graves, residents speak out ...

Sponge-like material filled with air pockets can transform saltwater into freshwater using the sun, supporting sustainable ...

Research suggests productivity and health of trees across the world may be at risk as climate change continues to wreak havoc ...