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{"created_at":"2026-04-18T01:40:16.940 {"created_at":"2026-04-18T01:40:16.940669+00:00","signal_type":"news_headline_delta","source":"news_rss","url":"https://news.google.com/rss/articles/CBMirAFBVV95cUxOSWN4ZHZSZ000UERIcnV0OXBlQkdMSDdTVGdFX2xZYm9XYjB5TnQ1c1lmZml4c0RETUhleG9McGNmV0UyTnZUZHAtcFdRaFR6XzZZd253TEJHaVhCeUJOYWozOWVqeVRsbTFtUG4ycU4xUWF2TjFTeno0aWh6LTB2anJOaVFBcWNTR3hOYndFclBDTi1SZElVT3hlT2FMOFRrYWV1bERaRTRnMUlv?oc=5","value":{"fp":"d73334856d4eae74","published_at":"2026-04-17T10:09:27+00:00","source":"Reuters","source_domain":"reuters.com","source_url":"https://www.reuters.com","summary":"Scientists decipher the geological history of the Grand Canyon Reuters Study has a bold, new theory about the Grand Canyon's origins USA Today The Colorado River disappeared from the geological record for 5 million years: Scientists now know where it went Phys.org There\u2019s a new theory about what helped form one of America\u2019s grandest natural wonders The Independent Colorado River may have pooled and spilled over to form the Grand Canyon, solving a long-standing mystery \u2014 but not everyone agrees Live Science","title":"Scientists decipher the geological history of the Grand Canyon - Reuters","url":"https://news.google.com/rss/articles/CBMirAFBVV95cUxOSWN4ZHZSZ000UERIcnV0OXBlQkdMSDdTVGdFX2xZYm9XYjB5TnQ1c1lmZml4c0RETUhleG9McGNmV0UyTnZUZHAtcFdRaFR6XzZZd253TEJHaVhCeUJOYWozOWVqeVRsbTFtUG4ycU4xUWF2TjFTeno0aWh6LTB2anJOaVFBcWNTR3hOYndFclBDTi1SZElVT3hlT2FMOFRrYWV1bERaRTRnMUlv?oc=5"}}... |