NIST Materials Scientist Michael Riley prepares a sample of material for a drop test that will reveal its ability to absorb and dissipate energy. This was one of a series of tests that helped the Head Health III judges identify five materials that held th

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NIST Materials Scientist Michael Riley prepares a sample of material for a drop test that will reveal its ability to absorb and dissipate energy. This was one of a series of tests that helped the Head Health III judges identify five materials that held the most promise for bringing improvements to protective gear.
NIST Materials Scientist Michael Riley prepares a sample of material for a drop test that will reveal its ability to absorb and dissipate energy. This was one of a series of tests that helped the Head Health III judges identify five materials that held th

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