Health News

Light pollution may cause insomnia in older adults: Artificial, outdoor light exposure at night is significantly associated with hypnotic drug prescription

A new study is the first population-based investigation to report a significant association between artificial, outdoor light exposure at night

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Health News

On-chip optical filter processes wide range of light wavelengths: Silicon-based system offers smaller, cheaper alternative to other ‘broadband’ filters; could improve a variety of photonic devices

MIT researchers have designed an optical filter on a chip that can process optical signals from across an extremely wide

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