{"ok":true,"trend":{"id":521101,"platform":"news","region":"global","key":"mysterious oarfish's fins inspire large underwater robot design","title":"Mysterious oarfish's fins inspire large underwater robot design","url":"https://news.google.com/rss/articles/CBMigAFBVV95cUxPVFlnTkJSeEdRR0lmMDR4RHlkcjAtaHdOQXpLRUs1cnhvQ1NybGRaYlFUb181a05lNDkybHFacWhfUnI0T1g5Q09zTVpvTUhVR0QxR2NXZGZBaUpQc1V5SlZNc245aEI3UHFnYmJVVGVfMnNjOVRCd1ZWdzV4dC1YSA?oc=5","first_seen":"2026-09-30T19:48:53.299914Z","last_seen":"2026-10-01T05:23:54.825908Z","last_rank":7,"peak_rank":3,"last_volume":null,"peak_volume":0,"seen_count":7,"score":62.5,"category_hint":"robotics","section":"technology","category":"robotics","summary":"Engineers have developed a large underwater robot modelled on the oarfish, a deep-sea fish known for its long ribbon-like body and distinctive fin-based swimming. By copying how the oarfish propels itself with a dorsal fin while keeping its body rigid, the researchers aim to build a more efficient vehicle for long-range ocean exploration and monitoring.","why":"The unusual bioinspired design offers a promising new approach to energy-efficient underwater robotics, drawing attention from science and technology audiences.","tone":"positive","entities":["oarfish","underwater robot"],"summarized_at":"2026-10-01T01:50:49.740622Z","meta":{"via":"scan","lang":"en","term":"robot","source":"phys.org","published":"Wed, 30 Sep 2026 18:40:20 GMT"},"nw":null,"promo":null,"kind":null,"importance":null,"hidden":false,"hide_reason":null,"judged_at":null,"title_en":"Oarfish fins inspire design of large underwater robot","section_name":"Technology","category_name":"Robotics","timeline":[{"captured_at":"2026-09-30T19:48:53.299914Z","rank":5,"volume":null},{"captured_at":"2026-09-30T21:11:13.354786Z","rank":4,"volume":null},{"captured_at":"2026-09-30T23:55:17.735340Z","rank":5,"volume":null},{"captured_at":"2026-10-01T01:17:13.650614Z","rank":3,"volume":null},{"captured_at":"2026-10-01T02:39:12.738083Z","rank":4,"volume":null},{"captured_at":"2026-10-01T04:01:13.171741Z","rank":7,"volume":null},{"captured_at":"2026-10-01T05:23:54.825908Z","rank":7,"volume":null}],"posts":[{"platform":"news","url":"https://news.google.com/rss/articles/CBMigAFBVV95cUxPVFlnTkJSeEdRR0lmMDR4RHlkcjAtaHdOQXpLRUs1cnhvQ1NybGRaYlFUb181a05lNDkybHFacWhfUnI0T1g5Q09zTVpvTUhVR0QxR2NXZGZBaUpQc1V5SlZNc245aEI3UHFnYmJVVGVfMnNjOVRCd1ZWdzV4dC1YSA?oc=5","author":"Phys.org","title":"Mysterious oarfish's fins inspire large underwater robot design","snippet":null,"posted_at":"2026-09-30T18:40:20Z","likes":null}],"elsewhere":[],"window":"7d"}}