In this model, water could have been brought to Earth by comets or asteroids colliding ... This article is republished from The Conversation under a Creative Commons license.

A study published in the journal Icarus showed the ingredients for water may have been present as early Earth was developing, indicating that the creation of water may be a more common process on ...

Earth has vast oceans today ... which can be liberated under certain circumstances, and combine with the hydrogen to form actual water — H20. This happens in magma, molten rock containing ...

Earth has a lot of water, but where did it come from? Water covers about 70 percent of Earth’s surface, much more than that of any other rocky planet in our solar system. Scientists have several ...

Today we realize that Earth's global ocean has not been around forever. Its water—as well as every drop of rain, every gust of humid air and every sip from your cup—is a memory from eons ago ...

There are two prevailing theories: One is that the Earth held onto some water when it formed, as there would have been ice in the nebula of gas and dust (called the proto-solar nebula) that ...

The Earth is often compared to a majestic blue marble, especially by those privileged few who have gazed upon it from orbit. This is due to the prevalence of water on the planet's surface.

Clean, virtually infinite sources of water are right under our feet.” The post garnered nearly 4,000 likes in two months. But it is wrong. Earth does not have unlimited water, and the total ...

Scientists have long debated whether the Earth's water was here when the planet formed or whether it arrived later. A study suggests much of the water originated in rocks from which Earth is built.