Plate tectonics give Earth its mountains, earthquakes, continental drift and maybe even helped give rise to life itself. But ...

Imagine a healthy planet with healthy humans living on it: the world has embarked on a path to clean energy, clean air and fresh water; we are feeding ourselves without compromising land or sea ...

For most creatures there would be no coming back from being dehydrated - life without water is almost impossible ... most durable forms of life on planet Earth," Nova said. Even though the ...

With a radius of 3,959 miles, Earth is the fifth largest planet in our solar system, and it's the only one known for sure to have liquid water on its surface. Earth is also unique in terms of ...

The closest stellar system to Earth is the three star group ... that is neither too hot nor too cold for water to exist on an orbiting planet without boiling away or freezing.

And some came from beyond our planet, from icy comets crashing into Earth. Without this water from beneath the Earth's crust and from space, Earth would have been a lifeless ball of rock.

David Bressan is a geologist who covers curiosities about Earth ... results without (dashed blue arrow) and ... [+] with (solid blue arrow) groundwater mass redistribution. The water pumped ...

Waterworld: up to 50% of the atmosphere of K2-18b may be composed of water Astronomers have for the first time discovered water in the atmosphere of a planet orbiting within the habitable zone of ...