Seeing the Blues

Angry birds… there’s hidden danger! This is Sandra Tsing Loh with the Loh Down on Science. These days, we spend a LOT of face time with our electronic devices.  But whether we notice or not, these gadgets emit a LOT of blue light. Should we be concerned? To find out,

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Quantum Buzz

Hate crowds? Need your “personal space?” Negatively charged electrons do too! This is Sandra Tsing Loh with the Loh Down on Science. To understand electrons, scientists have developed a special technique called density functional theory – D-F-T for short. D-F-T is used to predict how electron crowds move in an

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Thinking Plants

Can plants think? Would you believe… yes? This is Sandra Tsing Loh with the Loh Down on Science. Consider barberry, a European shrub. It produces bean-sized fruits, each with one or two seeds. Its biggest threat is a tiny fruit fly. The fly injects its eggs into one of the

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