Looking at dunes and other rock formations on both Earth and Mars can tell scientists the environmental conditions that ...

The erosion has sent sand flying across the top of Mount Baldy, depositing it on the south face of the dune. So far, the sand has encroached on the parking lot and a picnic shelter.

Using radar scans and analysis of sand grains buried deep inside the star dune, scientists mapped the mound’s internal structure. The researchers calculated that the oldest part of the dune’s ...

A 6-year-old boy from Illinois is in critical condition at a Chicago hospital after he was trapped for more than three hours beneath a massive sand dune that collapsed on top of him at an Indiana ...