Small samples in the centrifuge will spin at varying rates to create synthetic gravity, like the gravity of Mars or the gravity of the moon, and measure how the specimens respond within the centrifuge. ↗
I would hazard a guess that we have found fossilized human remains of at least a thousand different specimens in South and East Africa, more or less complete at that. I think this is where the prelude to human history was primarily played out. ↗
In a private room he showed me the first specimens of gold, that is he was not certain if it was gold or not, but he thought it might be; immediately I made the proof and found that it was gold. ↗
