Can you imagine a caveman being transported to the present day in Doctor Who’s Tardis, only to arrive at a step aerobics class? He would surely wonder why on earth people were deliberately expending invaluable energy (let alone in brightly coloured attire). He would ask why people were wasting fuel, which would take him days to hunt and gather. We would explain that these people a...
The rest of this article is available to site subscribers, who get access to all articles plus a weekly newsletter.
To continue reading, please login below or sign up for a subscription. Thank you.