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A startup says it’s jumped one of the big hurdles on the way to making artificial spider silk.
A prototype silk biosensor could someday alert doctors to signs of disease.
Genetically modified bacteria can produce enough proteins for super-strong spider silk.
Gentler, softer electrodes wrap around the folds of the brain to take higher-resolution measurements.
Biodegradable circuits could enable better neural interfaces and LED tattoos.
A simple process turns cocoons into optical devices with biological applications.