It might not seem like scraping the top of a cold stick of butter with a knife could be a scientific test, but engineers say the process is very similar to the "scratch test," which is perhaps the ...

For some context, in Zack’s previous videos on devices typically using Gorilla Glass 4, it usually takes a 5 or 6 hardness pick before scratches occur. But in the Note 7 video, non-removable marks are ...

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Photo by MSVG/Flickr Gorilla Glass: harder than keys, not as tough as gravity. During a vacation earlier this month, my wife and I put our smartphones in a big, loose beach bag, the kind with bamboo ...

• Engineers can use hardness testing to verify the composition or heat-treatment history of materials. • Rockwell, Brinell, Vickers, and Shore are common hardness tests. Their use depends on the ...

Apple has already warned us that the high gloss Jet Black finish found on the new iPhone 7 could be prone to scratching, but a torture test raises concerns about the durability of another important ...