Ugh, I was not aware that CNTRL-F is also the search keystroke in the Logistics remote view. I thought it was only in the World View thingy...the search box in the upper right-hand corner of the screen while in World View. Sorry.

Also, it was pointed out to me by a Discord user that NO item is ...

I'm pretty sure that the uranium nuggets, Uranium-235 and Uranium-238, should be findable using CNTRL-F. But it does not see them in my chests and in fact those two items do not show up when I type "uranium". Other uranium entries appear, like uranium ore, uranium fuel cell, etc.
My version is 2.0 ...

Can't post the savegame here...the file size is 3.167gig but the limit for posting is 1 gig.
I can sometimes be found in the Factorio Discord server. Look for screen name rmm.

After I launched my first rocket, I wondered what the edge of the map looks like.

15 months later, I completed a rail line to the northeast corner of my solo play / vanilla /default / freeplay map.

Playtime: 2772 hrs (11/28/22-4/14/24)
Filesize: 3093 MB
Length of rail line from the 0,0 coordinate ...