Martian gullies that some scientists believe were recently carved by liquid water might instead be the result of landslides triggered by wind and meteor impacts, scientists say.
Martian gullies that some scientists believe were recently carved by liquid water might instead be the result of landslides triggered by wind and meteor impacts, scientists say.
The idea is based on new findings that the moon, where no liquid water has been found, contains gullies similar to those found on Mars.
