"You could pull up Google Earth images of places like Utah, zoom out, and you’d see the similarities to Mars." ...

Visit Mars as it might have looked billions of years ago. Not frozen and dry, but wet, warm, and alive with flowing water.

"You could pull up Google Earth images of places like Utah, zoom out, and you'd see the similarities to Mars," said Steckel, now at the California Institute of Technology. Most scientists today ...

That's pretty different from what we experience on Earth or what Mars may have had long ago. That said, a lot more study will be required to understand the weird history of water on Mars.

Auroras occur, both on Earth and Mars, when energetic particles from space rain down on the upper atmosphere, according to NASA. On Earth, these particles are guided toward the poles by our planet ...

The lack of gravity may cause humans on Mars to evolve differently than on Earth. Mars has one-third the gravity of Earth and we don't know how that could effect people long term because it's ...

Furthermore, what's interesting is that hints about Mars' temperate past are also seen in the geological features on Earth. "You could pull up Google Earth images of places like Utah, zoom out ...

“You could pull up Google Earth images of places like Utah, zoom out, and you’d see the similarities to Mars,” said Steckel, now at the California Institute of Technology. Most scientists today agree ...