WASHINGTON (AP) — Many animals can glow in the dark. Fireflies famously blink on summer evenings. But most animals that light up are found in the depths of the ocean. In a new study, scientists ...

Bioluminescence traces back to the Cambrian era — 540 million years ago — and could have been used for communication, courtship and camouflage among the earliest ocean creatures.

WASHINGTON (AP) — Many animals can glow in the dark. Fireflies famously blink on summer evenings. But most animals that light up are found in the depths of the ocean. In a new study, scientists ...

The First Glow-In-The-Dark Animals May Have Been Ancient Corals Deep in the Ocean WASHINGTON (AP) — Many animals can glow in the dark. Fireflies famously blink on summer evenings. But most ...

The more humans have explored the deep oceans, the more examples we’ve found of animals with a seemingly magical talent: the ability to produce their own light, a feat called bioluminescence.

WASHINGTON (AP) — Many animals can glow in the dark. Fireflies famously blink on summer evenings. But most animals that light up are found in the depths of the ocean. In a new study, scientists ...

WASHINGTON (AP) — Many animals can glow in the dark. Fireflies famously blink on summer evenings. But most animals that light up are found in the depths of the ocean. In a new study, scientists ...

WASHINGTON (AP) — Many animals can glow in the dark. Fireflies famously blink on summer evenings. But most animals that light up are found in the depths of the ocean. WASHINGTON (AP ...

A new study suggests that the first animal that glowed in the dark was a coral that lived deep in the ocean about half a billion years ago WASHINGTON -- Many animals can glow in the dark.

WASHINGTON (AP) — Many animals can glow in the dark. Fireflies famously blink on summer evenings. But most animals that light up are found in the depths of the ocean. In a new study, scientists ...

WASHINGTON (AP) — Many animals can glow in the dark. Fireflies famously blink on summer evenings. But most animals that light up are found in the depths of the ocean. In a new study, scientists ...

Many animals can glow in the dark. Fireflies famously blink on summer evenings. But most animals that light up are found in the depths of the ocean. In a new study, scientists report that deep-sea ...