Team demonstrates gels that can be moved, controlled by light

(Phys.org) —Some animals—like the octopus and cuttlefish—transform their shape based on environment, fending off attackers or threats in the wild. For decades, researchers have worked toward mimicking similar biological ...

Student engagement more complex, changeable than thought

A student who shows up on time for school and listens respectfully in class might appear fully engaged to outside observers, including teachers. But other measures of student engagement, including the student's emotional ...

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