4.2 • 639 Ratings
🗓️ 12 November 2021
⏱️ 3 minutes
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0:00.0 | Understanding the human body is a team effort. That's where the Yachtel group comes in. |
0:05.8 | Researchers at Yachtolt have been delving into the secrets of probiotics for 90 years. |
0:11.0 | Yacold also partners with nature portfolio to advance gut microbiome science through the global grants for gut health, an investigator-led research program. |
0:19.6 | To learn more about Yachtolt, visit yawcult.co. |
0:22.7 | .jp. That's y-A-K-U-L-T.C-O.jp. When it comes to a guide for your gut, count on Yacolt. |
0:32.6 | This is Scientific American's 60-second science. I'm Christopher in Taguata. |
0:38.4 | Just like cows, sheep, and bison roam the earth in herds today, so too did plant-eating |
0:44.3 | dinosaurs. |
0:45.3 | And it appears they began flocking together much earlier than we used to think, just as the |
0:50.0 | Jurassic period was beginning to unfold. |
0:52.1 | This is really a critical time in the evolution of dinosaurs. |
0:56.9 | This is pretty early off. |
0:58.6 | So the idea is that this type of social behavior may actually contribute it to the evolutionary |
1:06.7 | success of dinosaurs. |
1:09.2 | Jahan Ramazzani of the Massachusetts Institute of Technology is a geochronologist. |
1:14.3 | In his words, I date things, and I date old things, things in the millions and billions |
1:20.0 | of years, not the really young stuff. |
1:22.7 | In this case, Ramazzani was dating tiny zircon crystals embedded in a fossil bed in Patagonia near the southern tip of |
1:29.5 | South America. Those crystals dated back to nearly 193 million years ago. And the fossils preserved there, |
1:37.2 | an array of nearly 200 specimens of a plant eater named Musaurus Patagonicus, provide a snapshot of a |
1:43.1 | dinosaur at all stages of its life, |
1:45.5 | eggs and hatchlings, clumps of juveniles, and then further out, adults. |
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