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

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

But the oceans on Earth were not always blue. Billions of years before the oceans shimmered with deep blues, they may have ...

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

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

A new study suggests Earth's oceans may have been green during the Archean eon, around 3.8 to 1.8 billion years ago. The ...