The trade winds are permanent east-to-west prevailing winds that flow in Earth's equatorial region, blowing mainly from the northeast in the Northern Hemisphere and from the southeast in the Southern ...

What can sand dunes on Earth and Mars teach us about the latter’s wind behavior and atmosphere? This is what a recently awarded NASA grant hopes to address as a PhD student at Texas A&M University ...

Researchers have analyzed the shifting patterns of entire dune fields on Earth and Mars, as seen from orbit, and found they are a direct signature of recent environmental change. This new tool can be ...

Our two-person team loaded the car with a GPS, a drone, notebooks, sample bags, a trowel and a flat spatula lovingly called a scoopula. Then we drove 30 minutes in our rented truck from Yuma, Arizona, ...

(A–B) Locations of mapped dune fields on (A) Earth and (B) Mars. (C–D) Examples of mapping and interaction identification on (C) linear dunes in Tanami Desert, Australia, and (D) crescentic dunes at ...