The RMS Titanic struck an iceberg on its maiden voyage and sunk to the bottom of the Northern Atlantic Ocean in April 1912, killing more than 1,500 passengers and crew. Now, researchers have gotten an ...

A small underwater drone called Hydrus has located the wreckage of a 100-year-old coal hulk in the deep waters off the coast of western Australia. Based on the data the drone captured, scientists were ...

You mean for the 3D scan? It said photogrammetry, so I'd guess mainly from that. Looks way too detailed for a 3D model from just multiple side‑looking sonar scans, though I am no expert. Video can get ...

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