Fireflies inspire LED coating

MATERIALS
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The jagged pattern of scales on the abdomen of a firefly has inspired researchers to create a new coating for light emitting diodes (LEDs) that extracts 55 per cent more light than noncoated LEDs. Researchers in Belgium examined fireflies and noted scales with a periodically repeating...

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Omega-3 fatty acids affect gene expression

HEALTH

Researchers at Université Laval have used transcriptomics and metabolomics to analyse the health effects of omega-3 polyunsaturated fatty acid (PUFA) dietary supplements. The results provide new insight into how these chemicals work their benefits — and why they don’t affect everyone the same way. ...

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