water
This is Mawrth Vallis on Mars, and it’s Positively Bursting with Evidence of Past Water Action on Mars
Here on Earth, geologists seek out deep channels into Earth's rock, carved over the ages by flowing water. The exposed…
Beyond “Fermi’s Paradox” XII: What is the Waterworlds Hypothesis?
Is it possible that the reason we haven't heard from any aliens is because there's too much water out there?
Mars Might Have Lost its Water Quickly
Mars is an arid place, and aside from a tiny amount of water vapour in the atmosphere, all water exists…
How did the Earth get its water? The answer might be found on Mercury
I don't know if you've noticed by now, but the Earth is a little bit wet. How Earth got all…
Organic Matter Could Have Delivered Earth’s Water
The origin of Earth's water is a big piece of the puzzle in Earth's history. Did it come from comets…
The Moon Might Be More Metal-Rich Than We Thought
A new study shows that the Moon is more metal-rich than previously thought. That has some far-reaching implications for our…
Deep Down in Ocean Worlds, it’s Difficult to Tell Where the Oceans End and the Rock Begins
We all know what water is. And what rock is. The difference is crystal clear. Well, here on Earth it…
The Bare Minimum Number of Martian Settlers? 110
So you want to colonize Mars, huh? Well Mars is a long ways away, and in order for a colony…
Space Dust Delivered Water to Vesta, Could it Have Done the Same for Earth?
One of the most enduring questions about Earth regards the origins of its water. Where did it come from? One…
3 Billion Years Ago, the World Might Have Been a Waterworld, With No Continents At All
Evidence from an ancient section of the Earth's crust suggest that Earth was once a water-world, some three billion years…