'Evidence not arrogance': UK supporters join global March for Science

Academics and industry workers rally in British cities amid fears that 'post-truth' era is devaluing evidence-based research

Thousands of scientists, academics and celebrities have marched in cities across the UK to protest at the rise of a "post-truth" era and its threat to academia.

The marches, taking place on Earth Day, were part of a global movement that has seen tens of thousands of people around the world march in support of science and evidence-based research.