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Math & Technology

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robot heart

HEART HUGGER  A robotic sleeve wrapped around a pig’s heart (shown) can pump blood using inflatable tubes (grey) that compress the heart.

flame resistant fibers

FIRE FIGHTER  To stop battery fires in their tracks, researchers formed tiny fibers containing flame retardant, shown above in an image taken by a scanning electron microscope. If the battery overheats, the fibers’ plastic shells melt, releasing the flame retardant encapsulated inside.

two graphs

CONNECT THE DOTS  The graph isomorphism problem requires computers to quickly compare two graphs (shown) and determine if they are the same.

Math & Technology

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