New research has revealed for the first time the full extent of how "Artificial Light At Night" (ALAN) is increasing carbon released by plants and animals across continents—without any increase in the ...

Excessive outdoor lighting is deadly to animals and takes a toll on human health and wellbeing, too. But when it comes to large-scale environmental problems, this one may be a relatively easy fix.

Light pollution, or photo pollution, is the presence of excess artificial light and is the result of urbanization and industrialization. It is only one of the many forms of pollution on Earth, ...

Alzheimer’s disease impacts more than six million Americans, but the exact cause of the devastating condition is still being investigated by scientists. Now, new research has found a new risk factor ...

The outdoor world is growing more and more illuminated with artificial light. More than 80 per cent of the world's population lives under a “lit sky”, and in Europe and North America the figure is ...

In 2014, Los Angeles cut its annual carbon emissions by 43% and saved $9 million in energy costs by replacing the bulbs in more than half of the city’s street lamps with light-emitting diodes. That ...