Well now, seems you've found a strange and perhaps surprising website, indeed. As with all things, take and enjoy your time — after all, no one may but you.

Wikenigma is a unique wiki-based resource specifically dedicated to documenting fundamental gaps in human knowledge.

Listing scientific and academic questions to which no-one, anywhere, has yet been able to provide a definitive answer. [ 1150 so far ]

That's to say, a compendium of so-called 'Known Unknowns'.