Ethiopian athlete Letesenbet Gidey  availed of new shoe technology to  break the 5,000m world record, setting a new time of  14 minutes 6.65 seconds, in Valencia last October. Photograph: Jose Jordan/AFP via Getty Images)

We were down by The Devil’s Elbow where the Glencullen River marks the border between the Dublin and Wicklow mountains when the super bouncy foam and (...)

 Joshua Cheptegei   celebrates winning gold in the Men’s 10,000 metres at the  World Athletics Championships  at Khalifa International Stadium in 2019 in Doha, Qatar. Photograph: Matthias Hangst/Getty Images

Sebastian Coe, the president of World Athletics, has dismissed concerns that Nike’s controversial new track spikes, which have produced a spate of rec(...)