“That’s the end of coal in the UK for electricity.”

The UK’s last coal-fired power station has closed, ending Britain's 142-year reliance on coal.

But what difference will the closure of Ratcliffe-on-Soar make – and could it mark a new dawn for clean energy?

After 20 years of research into microplastics and headline upon headline on their potential harms, how much do we really know about these tiny particles?

Also this week, Marnie turns lab rat for a navigation experiment, and why are we all so obsessed with Moo Deng?

Presenter: Marnie Chesterton

BBC Inside Science is produced in partnership with the Open University.

If you want to test your climate change knowledge, head to bbc.co.uk - search for BBC Inside Science and follow the links to the Open University.