When NASA gave spiders drugs, 1995

In April 1995 a NASA tech briefing “Using Spider-Web Patterns To Determine Toxicity” was published. It examined the effect of various substances on spider web patterns.

The article noted: “It appears that one of the most telling measures of toxicity is a decrease, in comparison with a normal web, of the numbers of completed sides in the cells: the greater the toxicity, the more sides the spider fails to complete.”

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