“Blow it out your ass”

— Duke Nukem.

No, not anything - there’s a set number of real-world, current examples we can base our ideas on.

We could, I dunno, look at reptile skins of creatures that are alive today, that might give us some clues.

Thank you for the reply! Very interesting.

This is the most amazing answer, and I’ll be reading it multiple times to try and fully appreciate and understand it.

Thank you!

Is it conceivable to have a bio-electrical implant embedded into a blood vessel that is able to read and detect deficiencies or excesses in the essential nutrients, minerals, and so on, and act as a first warning of illnesses? In effect, a “your iron is at 105%, your carbohydrates are at 87%”, or “early cancer detected; please see a doctor”?

Do we understand how memories work? Perhaps more specifically, how are they retained over years despite the brain cells being gradually replaced over the years?

Billionaires escape plan for when it gets a tad too warm here.