Soft materials allow scientists to study earthquakes in the lab

Under constant stress, certain soft materials reorganize themselves in a manner very similar to how the Earth's crust is restructured during earthquakes, a new study by researchers at the Indian Institute of Science (IISc), ...

These pink sea urchins have teeth that sharpen themselves

Sea urchins have five teeth, each held by a separate jaw in a circular arrangement at the center of their spiked, spherical bodies. Now, researchers reporting in the journal Matter on September 18 have discovered how the ...

The secret strength of gnashing teeth

The strength of teeth is told on the scale of millimeters. Porcelain smiles are kind of like ceramics—except that while china plates shatter when smashed against each other, our teeth don't, and it's because they are full ...

Researchers toughen glass using nanoparticles

UCLA mechanical engineers and materials scientists have developed a process that uses nanoparticles to strengthen the atomic structure of glass. The result is a product that's at least five times tougher than any glass currently ...

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