Across Europe, activists fearful of 5G technology have attacked phone masts. Science journalist and former BBC Science correspondent Sue Nelson teams up with science reporter Hidde Boersma in the Netherlands to find out how conspiracy theories take root and what can be done to combat them. She also hears how scientists can improve their communication and what they have learnt from debates around climate change.

(Photo: Protesters march against 5G technology in 2019, The Hague, Netherlands. Credit: Michel Porro/Getty Images)