Higher temperatures can turn some male bearded dragons into females.
The situation has not been helped by power cuts -- a regular feature of life in Pakistan -- which have stopped fans and air conditioners from working.
These mysterious electric blue wisps, which form on the edge of space, could be a sign of climate change.
A bizarre patch of warm water is being blamed for everything from the California drought to deaths of sea lions.
Miserable conditions in the tropics 200 million years ago help explain why only a few scrappy species of dinos managed to survive there.
If greenhouse gas emissions continue to build, vast changes could come to the world's oceans.
Plankton bloom in the eddies of the Gulf Stream in a new satellite image of the North Atlantic taken in May 2015. Continue reading →
The intelligence agency quietly has shut down a program that provided climate researchers with data from spy satellites and other sources. Continue reading →
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