Datalogging

​If you don't like seeing sea creatures getting saddled with cumbersome, uncomfortable-looking data-tracking devices, then you might like Marine Skin. While it still allows scientists to gather important data, it's also thin, light, flexible, stretchable and streamlined.

Scientists in Hawaii have they been putting cameras on sharks to see what they get up to, plus they've been slipping them ingestible sensors, to monitor their dietary habits. The data that they've gathered could help protect shark populations, and the overall health of the ocean.