Green oceans on early Earth, shaped by iron, pushed microbes to evolve light-absorbing tools that worked in green light.

Earth’s oceans once looked green—and could turn purple or red due to climate and volcanic changes. Find out what it means for ...

As per The Conversation, the sun will get brighter as it ages, which might turn our waters purple. Evidently, however, the ...

It was Professor CV Raman, who revealed why the ocean ... underwater light environment of early Earth. It turns out that high ...

It’s not just a trick of the light — it’s caused by microscopic particles of oxidized iron, Fe(III), suspended in the water.

Earth's oceans could one day turn purple. Nearly three fourths of Earth is covered by oceans, making the planet look like a ...

But while lifeless during that time, the planet was already covered by vast oceans dotted with hydrothermal vent systems that released large amounts of ferrous iron into the water. The earliest ...

The far-reaching glow of bioluminescence has haunted sailors for centuries across the Indian Ocean. Now scientists believe ...

Nearly three-fourths of Earth is covered by oceans, making the planet look like a pale blue dot from space. But Japanese ...

Analysis of the sediment in Belize’s Great Blue Hole shows a concerning trend. Blue holes, the name for collapsed limestone ...

As oxygen accumulated, the iron oxidized, eventually turning the oceans blue, and future changes could shift ocean colors again ... algae grow better in green light, supporting the theory that ...