How dependent is the world on GPS - and what would happen if it stopped working? Tim Harford explains why it's not just our ability to navigate that would be affected.
📆 2019-10-07 03:00 / ⌛ 00:09:35
📆 2019-09-30 03:00 / ⌛ 00:10:07
📆 2019-09-23 03:00 / ⌛ 00:10:20
📆 2019-09-16 03:00 / ⌛ 00:09:57
📆 2019-09-09 03:00 / ⌛ 00:10:30