As the climate warms, the atmosphere's increasing demand for evaporation is surpassing the rate at which precipitation is ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A new analysis of ...

When the solar system first came together, some of the young planets were too hot for water. “Earth and Mars should have formed extremely dry,” says Humberto Campins, an asteroid expert at the ...

The state is seeing a sharp water divide this year, with lots of rain in the north while the south has stayed dry. A hydrologist ... perspective using charts and maps. Hydrologists in California ...

Water covers about 71% of Earth's surface and the average ocean depth is 2.3 miles. This makes the oceans seem immense, but most of our planet is actually dry. Earth’s diameter is about 8,000 ...

Some 4.5 billion years ago, the swirl of gas and dust around the Sun formed planet Earth. In the beginning, our planet was dry. The bodies of flowing water that make Earth unique amongst other ...