Earth's oceans can again become a different colour as the Sun grows old, reminding us that everything changes with time. first published: Apr 16, 2025 02:34 pm Discover the latest Business News ...

Chlorophyll gives plants their green colour. Blue-green algae are peculiar because they carry the common chlorophyll pigment, but also a second pigment called phycoerythrobilin (PEB).

The Earth's oceans used to be green — and could one day turn purple, scientists say. Opinion. By Cédric M. John published 13 April 2025 Earth's oceans could one day turn purple.

Nearly three fourths of Earth is covered by oceans, 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 ...

Almost certainly, the colour of the oceans changed gradually during this period and potentially oscillated. This could explain why blue-green algae evolved both forms of photosynthetic pigments.

In the state of Oregon, the Painted Hills offer a quieter but no less fascinating example of natural colour layering. The ...

Earth’s oceans used to be green, and they could turn purple next. What I think purple oceans might look like, generated with AI. Dall-E. View 2 Images 1 / 2.

Nearly three fourths of Earth is covered by oceans, making the planet look like a pale blue dot from space. But Japanese researchers have made a comp Tuesday, 02 January 2024 12:17 GMT ...

Moonlight's colour varies. It depends on Earth's atmosphere. The Moon reflects sunlight. Atmospheric particles scatter light.

A lot can change in a year for Earth’s forests and vegetation, as springtime and rainy seasons can bring new growth, while ...