For centuries, sailors spotted a soft white light across ocean waters, known as "milky seas." A new study examines the ...

Bioluminescence, the natural phenomenon where living organisms emit light, has captivated scientists and designers alike.

Scientists suspect many species are in decline—but there are still unanswered questions and a lot of hope. Here's when and ...

Milky seas are a rare bioluminescent phenomenon where vast areas of the ocean glow at night, sometimes for months. This glow, likely caused by Vibrio harveyi bacteria, has been reported by sailors for ...

Nearly 10 years later, another crew aboard a vessel named the MV Westmorland experienced a similar event in the Arabian Sea as it sailed through a “large area of bioluminescence,” according to ...

Some Floridians never see a firefly in their home state, but Florida actually has more than 50 species of firefly. Here's how ...

Lightning bugs, also known as fireflies, are harmless insects known for their ability to produce light through a chemical reaction called bioluminescence. The term "lightning bug" is a common ...

“I have spent my career observing and measuring bioluminescence in the ocean. I have seen some amazing light shows but I’ve never seen a milky sea. I really want to,” Widder said in an email.