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The Guardian - AU
The Guardian - AU
Entertainment
James O'Hanlon

‘Stronger than steel, stretchier than rubber’: the quest to harness the power of spider silk

Golden orb spider hanging below its web in Sabi Sand Game Reserve, Mpumalanga, South Africa
The dragline silk of orb web spiders can absorb more energy than bulletproof Kevlar and can bounce back into shape without losing its elasticity. Photograph: AfriPics.com/Alamy

I remember doing a presentation on spider silk for my year nine science class. Like all good high school assignments, it involved a last-minute flurry of writing things half-remembered from a newspaper article that I had already lost.

I made a speech about how spider silk was supposedly this incredible material, stronger than steel and stretchier than rubber. And that scientists were coming up with crazy ways to make spider silk bulletproof vests and genetically engineering spider-goats to mass produce super-strong silk. I didn’t understand most of what I was saying and wasn’t sure I believed most of it. I figured it must have been the result of a late-night fever dream before a deadline.

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