Like the luminous lighting bugs and fireflies that light up the night sky across the United States, glow-worms and their green glow shine across parts of Europe and Asia. These beetles are in the ...

The white blooms gave off a green luminescence. The glow was indeed faint. But it was a plant that was glowing. I gasped. The company that makes these plants, Light Bio, ...

In the dark-sky movement, using lamp shades to direct light downward is a common piece of advice for helping reduce sky glow, Owens added. But that doesn’t help our insect friends on the ground.

Dr. Universe: Why do glow-in-the-dark things light up when it’s dark? – Haygarth, 5, United Kingdom. Dear Haygarth, I love glow-in-the-dark stickers. I leave them next to a sunny window for a ...

Pink squirrels and green sharks—why do so many animals ‘glow’ in UV light? Animals with ultraviolet color patterns can be found all over nature.

The result is a colorful light show in the night sky over the far northern or southern regions of our planet. Oxygen contributes green and red light, while nitrogen provides blue and purple.