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 ...

(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 ...

Ocean currents in the Bay of Bengal were seen turning left of the wind, revealing limits in Ekman’s century-old circulation theory.

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 ...