The coronavirus variant has spread across the UK at incredible speed – but there are signs that the wave may have reached its peak. Madeleine Finlay talks to the Guardian science correspondent Nicola Davis about what we can expect in the weeks and months to come, and whether a second ‘exit wave’ could be here in the summer. Help support our independent journalism at https://www.theguardian.com/sciencepod">theguardian.com/sciencepod