By 2050, over 5 billion people — probably more than half the planet’s population — will be exposed to at least a month of health-threatening extreme heat when outdoors in the sun ...

When a severe cold comes along, we are safest when we know the most up to date information about hypothermia and frostbite.

The countries affected by the extra days of extreme heat were disproportionately small island states whose contribution to climate change has been minimal. For example, Indonesia, an archipelago ...