Deserts

Desert dusts cause early mountain snow melts, global warming may exacerbate.

Scientists have peeled away the sandy cloak blanketing Darfur�s parched landscape to reveal an ancient basin that once housed a mega lake larger than Lake Erie.

Scientists capture and collar endangered cheetahs to track their movements.

The largest collection of Pleistocene human footprints in the world reveals adults and children hoofing it every which way.

Just a few thousand years ago, humans followed monsoon rains to the Sahara Desert and were greeted with lush vegetation and plentiful wildlife.

Birds migrating long distances set out earlier than birds traveling less far.

Phoenix and other cities in arid regions create artificial conditions that alter rainfall patterns, a new study finds.

A small desert beetle is the inspiration behind a remarkable new sponge.

The world's deserts are under threat as never before, with global warming making lack of water an even bigger problem for the parched regions.

When densities grow, swarms of insects and herds of animals start to coordinate activities.