EU-funded researchers are exploring how undersea communication cables can double-up as environmental and seismic sensors – a potential game-changer for early warning systems.
By Michael Allen
Beneath the world’s oceans, a silent revolution is underway. More than 1.48 million kilometres of underwater fibre-optic cables carry almost all global internet and telephone traffic. Now researchers are showing that these cables can do more than transmit data: they can listen to the
