As temperatures rise, people living in cities are feeling the impact of extreme heat much more. Let's find out why.
A shortage of helium gas has led to fewer weather balloons being launched from sites across the world. Let's find out why this matters.
An ice shelf in East Antarctica has collapsed for the first time. Let's find out more about ice shelves and why their collapse is important to monitor.
What is the difference between these two types of carbon and how are they affecting the polar regions? Let's find out.