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Using technology to detect hidden threats

Soldiers in combat have to constantly scan their surroundings for improvised explosive devices (IEDs), a signature weapon of modern warfare. These homemade bombs are often hidden—nestled in bushes, buried underground, or ...

dateFeb 09, 2018 in Engineering
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A new radiation detector made from graphene

Graphene is a remarkable material: light, strong, transparent and electrically conductive. It can also convert heat to electricity. Researchers have recently exploited this thermoelectric property to create a new kind of ...

dateFeb 06, 2018 in Nanomaterials
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