Sunday, January 18, 2026

Jem Melts Rock Using Sunshine (re-post)

Author: BBC

Description:"Jem Stansfield travels to the Solar Furnace Research Facility in Southern France. He witnesses the incredible power generated by highly concentrated sunlight."

Comment:

   This is a re-post of the original post made many years ago. Instead of moving the old post into the top position in the blog, I just made a new post instead. There's too much other stuff that obscures the basic idea.





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