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

Imagine the world’s oceans with their beautiful blue color. Now, imagine that the same oceans were green. This is the intriguing possibility suggested by new research from Nagoya University in Japan.

Ancient oceans, which were heavy on iron, interacted differently with light wavelengths, retracting green light into the ...

The earliest lifeforms, cyanobacteria, appeared around 4 billion years ago. These organisms, now known as algae, were among the first to engage in oxygenic photosynthesis.

The study sheds light on life during the Great Oxidation Event, a pivotal time roughly 2.4 billion years ago when ...

During a voyage off the east coast of Africa, researchers collected detailed measurements of massive swirling currents that ...

A 30-meter sediment core from Belize's Great Blue Hole reveals 5,700 years of hurricane history, showing a sharp rise in ...

Travel across Australia by rail on a journey of continental proportions — from Sydney to Perth via outback ghost towns, drag ...

Different environmental organizations in Costa Rica held a Forum and Concert for Water , for World Water Day, which is ...

but reflect back green wavelengths more than blue. Certain types of phytoplankton even produce toxins that color the water red, a so-called "red tide." Other parts of the ocean may appear to have ...

The Saya de Malha Bank is one of the world’s largest seagrass fields and the planet’s most important carbon sinks. It faces incalculable risks that threaten the future of humanity.