Earth’s oceans may not have always been as brilliantly blue as they are today. In fact, there may have been a time when they weren’t blue at all. According to researchers at Japan’s Nagoya ...

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, in ...

Scientists believe that sometime between 3 billion and 600 million years ago, Earth’s oceans had a very different appearance. Instead of reflecting blue light, they may have been glowing green ...

For most of human history, Earth has been known as the “Pale Blue Dot,” a term popularized by astronomer Carl Sagan when referring to the iconic 1990 image taken by Voyager 1. But for billions of ...

NASA confirms the existence of TOI‑1846 b, a nearby hot super-Earth that could contain water, initially observed by NASA's TESS telescope.

Earth's oceans, known for their deep blue hue, could one day undergo color shifts, say scientists. A report based on a study published in Nature suggests that our oceans have not always been blue ...

The deep blue sea may not have always been so blue. A new study suggests that the Earth's oceans may have changed color over time and could change again in the future, depending on the chemical ...

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 ...

Scientists found a rhythmic mantle plume beneath Ethiopia is slowly tearing Africa apart - hinting at the birth of a new ...

Rhythmic pulsing deep beneath landlocked east Africa is literally tearing the continent apart. But while the effects won’t ...