Installing fibre-optic cable (IMAGE) University of Cambridge Caption Night shift: installing fibre-optic cable in a borehole at 3 am after a long day of drilling Credit Adam Booth and RESPONDER team Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.