 And when we went looking, we did find scientists out there attempting to measure how we feel about the space around us. We decided to pay some of them a visit at the University of Aalborg in the north of Denmark. And I got stuck straight in. Literally. So basically she's going to wear now the EEG cap and the EEG cap is made of these electrodes and they sort of have to stick to the scalp. And to get a good conductive signal, we sort of need to throw in some gel.