Mount Baldy, a sand dune in Indiana Dunes National Lakeshore, may appear to be no more than an innocent pile of sand grains speckled with vegetation, but the rolling slopes hide narrow, deep holes, which are evidence of entombed ...
Space Exploration
Nov 3, 2015
1
30
Sand dunes, like many ecosystems, have more than one comfort zone. Variations in moisture, especially, can shift them from active, blowing waves of dry sand to rolling mounds with soils held down by grass and low shrubs.
Earth Sciences
Feb 26, 2020
0
95
Canada has threatened to lodge a World Trade Organization complaint against the European Union if the bloc labels oil from Alberta's tar sands as highly polluting, documents published Monday show.
Environment
Feb 21, 2012
101
0
The latest self-portrait from NASA's Curiosity Mars rover shows the car-size mobile laboratory beside a dark dune where it has been scooping and sieving samples of sand.
Space Exploration
Feb 1, 2016
0
35
Sand, spanning miles of beaches, carpeting vast oceans and deserts, is a visual metaphor for limitless resources. Yet researchers in this week's journal Science seize another metaphor - sand in an hourglass, marking time ...
Environment
Sep 7, 2017
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106
By modeling a desert where the wind blows in two directions, French researchers from CNRS and Universite Paris Dideror have succeeded in observing and highlighting, for the very first time, the formation process and long-term ...
Earth Sciences
May 28, 2010
0
0
At first, figuring out how pebble-sized rocks organize themselves in evenly-spaced patterns in sand seemed simple and even intuitive. But once Andrew Leier, an assistant geoscience professor at the U of C, started observing, ...
Space Exploration
Jan 7, 2009
2
0
Sand dunes on the northern coasts of Devon and Cornwall have been eroded by up to 15 meters in the past 15 years, according to new research.
Earth Sciences
Jul 20, 2022
0
38
Deserts may seem lifeless and inert, but they are very much alive. Sand dunes, in particular, grow and move—and according to a decades long research project, they also breathe humid air.
Earth Sciences
Mar 30, 2022
4
309
Scientists have greater insight into the atmospheric conditions on Mars than ever before following an international research project involving the University of Huddersfield. The findings of the project will help them identify ...
Space Exploration
Apr 26, 2023
0
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