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Was There Life On Mars? Shiny Rock Coating May Hold The Answer
July 5, 2006 — A mysterious shiny coating found on rocks in many of Earth's arid environments could reveal whether there was once life on Mars, according to new research. The research reveals that desert varnish ... > full story -
Human Activities In Arid Urban Environments Can Affect Rainfall And Water Cycle
June 19, 2006 — A study by a climatologist in the department of geography at the University of Georgia has shown, using a unique 108-year-old data record and NASA's Tropical Rainfall Measuring Mission satellite, ... > full story -
Gazelles Shrink Liver And Heart To Reduce Oxygen Consumption During Drought
June 9, 2006 — How do gazelles and other large desert mammals adjust their physiology to survive when food and water are in short supply? A fascinating new study from the July/August issue of Physiological and ... > full story -
Understanding And Predicting Desertification: Researchers Offer New Insights On Arid, Semiarid Landscapes
June 4, 2006 — A team of researchers in New Mexico has developed a multi-faceted process to study arid and semiarid landscapes that takes into account the wide range of factors influencing changes that can result ... > full story -
Microbes Hitchhike Across Atlantic On Desert Dust
May 26, 2006 — Bacteria and fungi, some with the potential to cause disease in plants or animals, may be finding their way from Africa to the Americas by hitchhiking on microscopic dust particles kicked up by ... > full story -
How Did Cactuses Evolve?
May 15, 2006 — In a groundbreaking new study in the June issue of American Naturalist, Erika J. Edwards (Yale University and University of California, Santa Barbara) and Michael J. Donoghue (Yale University) ... > full story -
Where Have All The Butterflies Gone?
May 8, 2006 — Cold, wet conditions early in the year mean that 2006 is shaping up as the worst year for California's butterflies in almost four decades, according to Art Shapiro, professor of evolution and ecology ... > full story -
Titan's Seas Are Sand, Cassini's Images Of Saturn's Moon Show
May 8, 2006 — Until a couple of years ago, scientists thought the dark equatorial regions of Titan might be liquid oceans. New radar evidence shows they are seas -- but seas of sand dunes like those in the Arabian ... > full story -
Soggy Sands Of Mars?
April 9, 2006 — Cracks and fins in the sand in an American desert look very similar to features seen on Mars and may indicate the recent presence of water at the ... > full story -
Clues To African Archaeology Found In Lead Isotopes
April 4, 2006 — Microscopic specs of lead are offering clues about the enormous cultural changes that swept across northern Africa a thousand years ago, according to new research to be presented at the March 2006 ... > full story
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