Science Files is apparently a German website about…science? (Seems a relatively safe assumption, but I cannot read German to verify.) They used one of my cartoons as seen on this screenshot. They did not ask permission. If it was still Oktoberfest I would let it go…
White Outs 
So, yes, German (sorry). Contact them! They seemed to have assigned references below, though (‘Quelle’)…
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Oh, I don’t really care. I’m flattered. And, yes, they did assign credits. No need for WWIII…
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Haha… How very nice and generous of you…
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