The protein shell that surrounds a virus is elastic but can be broken, according to scientists who repeatedly poked shells with a special microscope. The shell, called a capsid, is about as strong as ...

ABSTRACT: Crab predation may profoundly affect the structure of marine benthic mollusc populations and prey choice of crabs may be altered by organisms associated with their prey. We investigated ...

Royal Dutch Shell held its annual analyst day earlier this week. Management expects to generate at least $25 billion in excess cash flow by 2019. Despite rising share prices, Shell can still be picked ...

Eggshells are a marvel of nature; they can resist breakage by outside forces, yet will easily crack open from the inside as a chick hatches. Scientists at McGill University have learned that the trick ...

Jewelers may prize abalone shells for their mother-of-pearl, but scientists have long been equally enchanted by the shell’s strength. Researchers at the University of California, San Diego have used a ...

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An international group of researchers has managed to double the strength of steel by incorporating a planar array of core-shell nanoparticles that consist of a Ti-C core and a Mo-V shell. The ...