The deep blue sea may not have always been so blue. A new study suggests that the Earth's oceans may have changed color over time and could change again in the future, depending on the chemical makeup ...

Japanese researchers have found evidence that during the Archean eon— a period around ... The planet was occupied by single-celled organisms living in water. The Earth's surface was full of ...

Banded iron formations were deposited in the Archean and Paleoproterozoic eons, roughly between 3.8 and 1.8 billion years ago. Life back then was confined to one-cell organisms in the oceans.

Banded iron formations were deposited in the Archean and Paleoproterozoic eons, roughly between 3.8 and 1.8 billion years ago. Life back then was confined to one cell organisms in the oceans. The ...

The research team sought to understand why these ancient organisms evolved to use both pigment types ... the green oceans in the Archean era might have efficiently reflected green light due to iron ...

Others believe only single-celled organisms reigned when Earth's plates ... But more suspect that plate tectonics emerged earlier, in the Archean eon, which ran from 4 billion to 2.5 billion ...

Archean chemical reported lower than expected revenue and earnings in Q2FY25 largely on account of lower volume in Industrial salt. The revenue and PAT (including exceptional item) for the company ...

Others believe only single-celled organisms reigned when Earth's plates ... But more suspect that plate tectonics emerged earlier, in the Archean eon, which ran from 4 billion to 2.5 billion ...

The Archean Earth was a water world with few islands ... The lab analysis showed a spike in the presence of single-celled organisms that feed off iron and phosphorus immediately after the impact.

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond ...

Every living organism uses tiny quantities of metals ... and would have been the primary metal found in oceans during the Archean Eon, a geologic time period that began about 4 billion years ...