What happens if you overwater a plant? How does gravity actually work? And should we be cancelling mass events to contain the coronavirus? 

It’s Q&A time on the show, and this week Phil Sansom is joined by a brainy panel of experts: plant biologist Nadia Radzman, particle physicist Chris Rogers, bioarchaeologist Emma Pomeroy, and virologist and Naked Scientist Chris Smith. Prepare to have your curiosity satisfied…