International Dark Sky Week begins April 13, 2026, drawing attention to light pollution and its effects on wildlife across Maryland. The annual observance, running through April 20, encourages ...

Light pollution is a man-made problem caused by the excessive use of artificial lights, especially at night. These lights can disrupt natural sleep cycles, waste energy, and even mislead migratory ...

Oklahoma wildlife officials are urging residents to turn off non-essential lights at night to help migratory animals find ...

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 ...

Large numbers of birds are expected to fly over the D.C. area for their fall migration this week, and they are at risk from light pollution. But you can help by simply flipping some switches. Bird ...

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 ...

Q. I have heard that light pollution causes migrating birds to become disoriented. Will the fairy lights (small solar lamps) that people put out alongside sidewalks affect any animals? A. The simple ...

Artificial lights at night brightened up planet Earth by 16% from 2014 to 2022, a new study using satellite images has found.

Too much light at night can disrupt sleep, hormones, and long-term health. Here's how light pollution affects your body and ...

Dung beetle on top of its ball of dung. Source: Bernard Dupont/Wikimedia Commons When a fresh pile of dung hits the ground, it isn’t long before the dung beetles arrive. There are so many dung beetles ...

A nocturnal dung beetle climbing atop its dung ball to survey the stars before starting to roll. Credit: Chris Collingridge The growth of cities with their streetlights and illuminated buildings has ...