Engines of Mass Creation - A theme for our time
My apologies if this is the incorrect place to post...
If you are in the San Diego area in July:
My apologies if this is the incorrect place to post...
If you are in the San Diego area in July:
CHAPTER XX
THE TWO WORLDS
Observing and self-observing are two completely…
Little talked about energy source;
Earth’s core is around 5,700°C, but we can’t reach it.
What we can reach is the geothermal gradient — the natural increase in temperature as you go deeper underground.
• Near the surface:…