Scientists have shown that light pollution—especially light in the blue spectrum—can alter the behavior of fish after only a few nights, and have knock-on effects for their offspring. The team from ...

Which nursery night-lights are best? Nursery night-lights work well for children who are afraid of the dark and people who need to get up in the middle of the night with their tired infant. These ...

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Air pollution and night-time outdoor light each were associated with harmful effects on brain health, finds new study. People continuously exposed to bright, artificial light at night may be at ...

Humans are naturally afraid of the dark. We sometimes imagine monsters under the bed and walk faster down unlit streets at night. To conquer our fears, we may leave a night light on to scare away the ...