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9 votes
Accepted

Are humanoid cetaceans evolutionarily possible?

Intelligence: yes If dolphins would get some advantage in using that "magic" by virtue of their brains, evolving it to better employ that magic would likely have a corresponding effect of ...
Vesper's user avatar
  • 7,517
5 votes

Are humanoid cetaceans evolutionarily possible?

Dolfins do not have opposable thumbs, and that poses a limitation to the handling ability, and with that to the increase of brain capability. Additionally, proto-humans could free up their hands ...
L.Dutch's user avatar
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5 votes

Are humanoid cetaceans evolutionarily possible?

Fine manipulation for tool use and development is the hurdle Cetaceans are already quite intelligent, and given an environment that encouraged tool use, intelligence is likely to be selected for on ...
ShadowRanger's user avatar
3 votes

Are humanoid cetaceans evolutionarily possible?

Frame Challenge: Why go with humanoid cetaceans, if making cetacean humanoids would be easier? The evolutionary path from a hominid ape into a semi-aquatic lifeform with cetacean-like features is ...
Going Durden's user avatar
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3 votes
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Surface Hot-springs on an Icy moon

Yes, this seems quite plausible, based on what we know from observations of Saturn's moon Enceladus. Enceladus is quite icy, like Europa. Unlike Europa, it is known for its magnificent assortment of ...
HDE 226868's user avatar
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2 votes

A Better Genetic Polymer?

If PNA synthesis happened in the cell in the same way peptide synthesis does it would have to be N terminus to C terminus, the reason is explained well here. While PNA can bind parallel or ...
Evelyn's user avatar
  • 21
2 votes
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What would be the most effective way for a humanoid species made of stone to generate energy to move around?

Humanoids use far too much energy in movement to be able to physically get that energy from their surface area through solar radiation. More than half of our skin is in shadow at any one time, and our ...
Anthony Khodanian's user avatar
2 votes

Surface Hot-springs on an Icy moon

I started this as a comment, but it is too long. It is theoretically possible for life to exist within an icy moon of a giant planet, if conditons are right, in hypothetical liquid water oceans ...
M. A. Golding's user avatar

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