Hot days are getting hotter in north-west Europe – and the region is poorly equipped to cope.

Research suggests that photo ID checks at polling stations risk voters being turned away because of errors.

There are arguments over the future of red deer on the Scottish island of South Uist but archaeological expertise can help people live alongside wild animals.

Even in a time with limited alternatives, polluted waterways were not simply accepted without complaint.

AI was mentioned several times in the spring budget, but the science that might deliver the next generation of technologies was mostly absent.

Thames Water has mapped its discharges in near real time. But we still need data on the volume of sewage dumped in rivers.

Household gas and electricity bills aren’t the only way that expensive energy hits your budget.