Earth's oceans could one day turn purple. Nearly three fourths of Earth is covered by oceans, making the planet look like a ...

Green oceans on early Earth, shaped by iron, pushed microbes to evolve light-absorbing tools that worked in green light.

The comments follow speculation that the Trump administration would seek to revoke environmental groups’ tax-exempt status.

Earth's oceans were once green, according to a new study. Carl Sagan, the host of the popular TV show Cosmos, once described Earth as a 'pale blue dot' when explaining an image taken by Voyager 1.

From outer space observatories, one sees Earth’s oceans showing a blue appearance, but this color has never been permanent over their existence. Multiple types of evidence from the past and present ...

Environmentalists are vowing to fight against any Trump administration actions to target climate nonprofits as rumors ...

The reason Earth's oceans may have looked different ... Taking advantage of green and white light would have been an evolutionary advantage. The lesson from the recent Japanese paper is that ...