By Madeleine Finlay,Ian Sample,Ellie Sans,Ross Burns,Ellie Bury
Publication Date: 2026-03-12 05:00:00
The Guardian’s science editor Ian Sample talks to Madeleine Finlay about three eye-catching science stories of the week, including a study examining the link between exercise and brain health. Also on the agenda: the discovery that hedgehogs can hear high-frequency ultrasound and what that could mean for their protection, as well as new research examining how biased AI autocomplete tools can influence users’ beliefs.
