Spider silk demonstrates Spider Man-like abilities

Our muscles are amazing structures. With the trigger of a thought, muscle filaments slide past each other and bundles of contracting fibers pull on the bones moving our bodies. The triggered stretching behavior of muscle ...

Light used to measure the 'big stretch' in spider silk proteins

While working to improve a tool that measures the pushes and pulls sensed by proteins in living cells, biophysicists at Johns Hopkins say they've discovered one reason spiders' silk is so elastic: Pieces of the silk's protein ...

What does Spiderman eat for breakfast?

While stuck in a hotel room I got sucked into watching the 2002 Spiderman movie. And it struck me that Peter Parker must have an enormously high-protein diet to generate all that spider silk he goes through. So being the ...

Engineering self-assembling amyloid fibers

Nature has many examples of self-assembly, and bioengineers are interested in copying or manipulating these systems to create useful new materials or devices. Amyloid proteins, for example, can self-assemble into the tangled ...

GM silkworms bred to spin fluorescent

(Phys.org) —Scientists in Japan have genetically engineered silkworms to create red, green or orange silks that glow under fluorescent lights.

A silky spin on protective armor

At seven times the toughness of Kevlar, a silk produced by the Caerostris darwini spider of Madagascar is more robust than any other material—synthetic or natural. Most spider silks are about two times tougher than Kevlar, ...

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