S8 Ep966: (8) Bob Zimmerman highlights Curiosity rover data confirming Gale Crater's shifting climate, which once supported warm water. The James Webb Space Telescope detected high methane levels on the interstellar comet 3I/Atlas, suggesting a unique chemical comp
The John Batchelor Show
John Batchelor
4.5 • 2.8K Ratings
🗓️ 4 June 2026
⏱️ 9 minutes
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Summary
(8) Bob Zimmerman highlights Curiosity rover data confirming Gale Crater's shifting climate, which once supported warm water. The James Webb Space Telescope detected high methane levels on the interstellar comet 3I/Atlas, suggesting a unique chemical composition. Webb also captured a spectacular infrared image of the galaxy M77.
Transcript
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| 0:00.0 | Hi, it's Joe and Zoe here from Digget and we're currently sponsored by QVC. |
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| 0:59.3 | For full terms, visit the QVC website. |
| 1:20.1 | Music I'm John Betts with my good colleague Bob Zimmerman. |
| 1:23.0 | He keeps the website behind the black and we're going exploring. |
| 1:25.4 | First to curiosity on the surface of Mars. |
| 1:26.5 | What am I looking at, Bob? |
| 1:33.4 | All right, so what has happened is scientists took and compared the data from 20 different curiosity drill samples, taken over the curiosity's dozen years of travel as it's climbing mount sharp. |
| 1:41.6 | It's climbed about 2,500 feet in those dozen years. I've got a map |
| 1:45.9 | on behind the black showing where those drill samples were. And they looked at those 20 samples, |
| 1:50.5 | and what they detected was hard evidence that the climate on Gail Crater was distinctly different |
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