A distinctive blue and green image of Earth reveals our planet's most remarkable features. At 4.54 billion years old, our home world is a venerable object. But it was only with the arrival of the ...

The "Blue Marble" was the first photo of the whole Earth and the only ever taken by a human. Fifty years on, new images of ...

An important conservation message is shared in 9-year-old Sora U.’s work, titled Wildlife. The artist uses trees, an owl, ...

A new study suggests that the Earth's oceans may have changed color over time and could change again in the future, depending ...

New research suggests that early oceans were green, not blue, giving our planet a green hue overall. Here’s what made early Earth’s oceans green, and how it could happen again. Pope Francis ...

There’s something about viewing Earth from ... The 1972 Blue Marble image, taken by astronauts in the Apollo 17 spacecraft, gave us another unique perspective of our planet, and its frailty ...

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, in a study published in Nature. The reason Earth's ...

Widely acknowledged as one of the most widely distributed photographic images in existence, the "Blue Marble" was photographed by Apollo ... The image is one of only a few to show an almost fully ...