At the end of each week, I end up with a list of a bunch of stories I started to write about, or started to investigate or didn’t even get that far even though the topic looked intriguing, but, I had a meeting to go to …

Anyway, it’s Friday, and rather than have these stories evaporate into the ether, I’ve close out each week by providing some raw links to some of these orphan tales. Check ‘em out:

New solar thermal tower power plant being built that requires only sun and air

Making materials mend: Self-healing in action

The money man behind America’s rare earth minerals

Rare and foolish

How batteries grow old

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