Finding drugs that mimic the benefits of a workout has long been a goal of science. As a new trial begins, the hope is to assist not just the time-poor or the lazy but elderly people and those with disease or disability
Will KJ-T strike Olympic gold? Will Sunak go for an early election? How much will Taylor Swift fans bring to the UK economy? From tech to fashion, food to politics, the Observer’s top writers predict who and what will make the headlines
Editorial: Over the holidays, this column will explore next year’s urgent issues. Today we look at the challenge to regulate science that seems to defy comprehension
Every tech company from Monzo to my bank is crunching my data. All the results tell us is how dull it is to reduce human experience to numbers, says journalist Elle Hunt