Billions of years ago, our planet looked very different, including its coloring. New research suggests that early oceans were ...

It’s hard to picture now, but Earth’s deep blue oceans were once green. According to a new study by Japanese researchers, ...

But the oceans on Earth were not always blue. Billions of years before the oceans ... as cyanobacteria shaped the planet's ...

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

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

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

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

But while lifeless during that time, the planet was already covered by vast oceans dotted with hydrothermal vent systems that ...

A distinctive blue and green image of Earth reveals our planet's most remarkable features. At 4.54 billion years old, our home world is a venerable object. But it was only with the arrival of the ...

making the planet look like a pale blue dot from space. But Japanese researchers have made a compelling case that Earth’s oceans were once green, in a study published in Nature. The reason Earth ...