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 ...

The recent paper's case ... paper's computer simulations also found oxygen released by early photosynthesis led to a high enough concentration of oxidized iron particles to turn the surface water ...

But Japanese researchers have made a compelling case that ... may favour purple sulphur bacteria living in deep waters without oxygen. It will lead to more purple, brown, or green hues in coastal ...