Add Yahoo as a preferred source to see more of our stories on Google. A view of the Milky Way near a light-polluted area in Porto Cesareo, Italy, on August 6, 2024. (Photo by Manuel Romano/NurPhoto ...

For decades, amateur astronomers have railed against light pollution — the single greatest negative impact of humans on the night sky. Initially, the argument was, “We can’t see the stars anymore!” ...

As darkness falls, the nocturnal half of the animal kingdom starts its day. Nocturnal species are perfectly adapted to navigate and survive the dark of night that has existed for countless millions of ...

Birds like this western meadowlark are singing earlier in the morning and later at night thanks to light pollution. Light pollution is causing non-nocturnal species of birds to sing for 50 additional ...

Living in areas saturated with artificial outdoor light at night is associated with an increased risk for Alzheimer's disease (AD), a new national study suggested. Analyses of state and county light ...

Light pollution is a growing issue. Over the past 25 years, artificial lighting has surged by 49% worldwide. For perspective, the brightness of the night sky has risen by almost 10% per year over the ...

Artificial light pollution is a lesser-known factor contributing to the decline of pollinator species. Light pollution negatively impacts nocturnal pollinators like moths and bats, disrupting their ...