Hollywood has a quiet rule: when the world's about to end, the scientist who saves it usually isn't the physicist. It's the geologist.
Rock hammer in one hand, asbestos sample in the other. A geoscientist ranks fiction's most famous rock nerds. 🧵Let's explore some of the most
The deepest hole ever drilled gets 0.2% of the way to Earth's centre. How do we know what's inside the Earth?
Inge Lehmann found the inner core in 1936 using cards filed in oatmeal boxes. She never said it was solid. Proof of that came in 1971.
Rival AI chiefs Sam Altman andDario Amodei, former colleagues, now competitors, reportedly AGREE on the Great Oxidation Event and on nothing else.
Sam: "Unapologetically team cyanobacteria"
Feld: "Broadly aligned. I'd note the planet took about two billion years to stabilise,
Geologists voted 12 to 4 against the Anthropocene in 2024.
The problem was scale: a 70-year epoch on a chart where the units run to tens of millions of years. You can argue it either way.
Wrote up the whole time scale, that vote included:
geoscopy.com/the-geologic-t…
