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Friday, August 15, 2014

How spiders make their silk

August 13, 2014 

Spider silk is one of the strongest materials known and the arachnids make it faster than greased lightning.

By: Lasse Biørnstad



During a flood in Pakistan, millions of spiders sought refuge in trees,
shrouding them in webs. (Photo: wenn.com/Scanpix)


Spider silk is stronger than steel and is highly elastic and flexible.

The silk can withstand extreme changes in temperatures, from -40° C to 200° C. Some types of the silk are tougher than Kevlar, the material used in bullet-proof vests. (...)

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