Why Do Some Beaches Glow Blue at Night?

Some beaches appear to glow electric blue after dark when tiny marine organisms produce light in the water. This phenomenon, known as bioluminescence, can become visible when waves break or water is disturbed. The effect depends on the organisms, environmental conditions and the amount of light around the beach.
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Story file
- Section
- India
- First reported by
- Www.newspointapp.com
- Reporter
- isha agarwal
- Published
- Tuesday, 20 October 2026, 11:29 am IST
- Coverage
- One outlet so far
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