Re:Chances of E.T. Living Subsurface Ocean of Enceladus Give...
by vadimberman on Monday November 13, 2017 @09:37PM
(#15692169)
1. Tools made of bone or very hard stone.
2. Different type of oxidation.
3. Work with air bubbles; people fished and dived since time immemorial not being able to survive underwater.
4. No one said the ocean has to be a water ocean, how about ammonia?
5. The first space launches of the hypothetical aquatic species may involve air-breathing animals, or it may be delayed until the automation reached a sufficiently high level.
2. Different type of oxidation.
3. Work with air bubbles; people fished and dived since time immemorial not being able to survive underwater.
4. No one said the ocean has to be a water ocean, how about ammonia?
5. The first space launches of the hypothetical aquatic species may involve air-breathing animals, or it may be delayed until the automation reached a sufficiently high level.
The technological path is not linear. For example, the Aztecs had advanced societies and infrastructure but no utilitarian wheel: http://www.zoesaadia.com/real-smart-folks-but-no-wheel/.