As drylands of the world become even drier, water will not be the only resource in short supply. Levels of nutrients in the soil will likely be affected, and their imbalance could affect the lives of one-fifth of the world’s population.
10/31/2013 2:00 PM EDT
Lessons from underground nuclear tests and explosive volcanoes may hold the answer to how a category of unusual impact craters formed on Mars.
10/8/2013 4:00 PM EDT
For 30 years, a large near-Earth asteroid wandered its lone, intrepid path, passing before the scrutinizing eyes of scientists while keeping something to itself: (3552) Don Quixote, whose journey stretches to the orbit of Jupiter, now appears to be...
9/10/2013 5:00 PM EDT
Forests have a limited capacity to soak up atmospheric carbon dioxide, according to a new study from Northern Arizona University.
8/6/2013 5:40 PM EDT
A project funded by NASA will make use of existing satellite imagery to produce the first-ever global survey of croplands.
6/28/2013 5:00 PM EDT
Ushering in a new chapter in 21st century higher education, Northern Arizona University has announced the launch of its Personalized Learning program, offering accredited, competency-based online bachelor’s degrees for just $5,000 a year.
5/28/2013 11:00 AM EDT
A plague from 1,500 years ago—a reputed ancestor to the Black Death—found its way back to relevance via labs in Germany and at Northern Arizona University, which collaborated to resolve a debate: The Justinianic Plague that started in A.D. 541...
5/17/2013 12:00 PM EDT
Researchers found pronounced regional differences in past temperature changes while assembling the most comprehensive study to date of temperature change of Earth's continents over the past 1,000 to 2,000 years.
4/22/2013 1:00 PM EDT
The raging Australian wildfires that have killed more than 200 people and destroyed some 1,800 homes over the last few weeks can "absolutely happen in the western United States at any time this year," says forest ecosystem expert Wallace...
2/27/2009 1:00 PM EST
Northern Arizona University's Dr. David S. Brumbaugh, Director of the Arizona Earthquake Information Center, is available for comment about the earthquake in Los Angeles on Tuesday, July 29, 2008.
7/30/2008 8:00 AM EDT