I read an article several years ago in which the following argument was made: "life" exists to modify carbon. The assertion was that "life" arose as the most efficient method for creating certain forms of carbon utilizing all available resources, including sunlight, etc. Does anyone know of the article or of the broader theory?
How can it be that there exists not a single example of a working wheel in nature, which after all gave us (among other things) the eyeball?
If we can't use all of our brain's potential, why does that potential exist? [more inside]
What experiments have been carried out where animals perform better than us at particular cognitive tasks? [more inside]
Why did consciousness evolve? [more inside]
Are there any animals that have evolved a use for radioactivity? If so, what ways is it used? If not, why has this not happened? [more inside]