Landslides on Mars might not be evidence of ice after all

When scientists studying Mars discovered a massive landslide on the Red Planet they thought it looked familiar. The cascading material had carved long, curved ridges, and the area was eerily similar to some landslides that have been observed here on Earth. What made that comparison particularly exciting was the fact that on Earth, landslides like this are often associated with the presence of ice beneath the ground. This, researchers believed, was a clue that something similar may have happened ...