04.13.09 - NASA satellite data and a new modeling approach could improve weather forecasting and save more lives when future cyclones develop.
04.08.09 - New NASA research suggests that much of the atmospheric warming observed in the Arctic since 1976 may be due to changes in tiny airborne particles.
04.08.09 - A narrow ice bridge connecting the last remnants of the northern part of Antarctica’s Wilkins Ice Shelf broke apart in early April 2009.
04.06.09 - Polar scientists believe Antarctica's Pine Island Glacier to be thinning because of warm ocean waters below.
04.06.09 - The latest Arctic sea ice data show that the decade-long trend of shrinking sea ice cover is continuing.
03.18.09 - The Montreal Protocol has helped reduce contaminants responsible for damage to the ozone layer ... but what if the landmark treaty had never existed?
03.02.09 - After 25 years of observing the Earth, Landsat 5 is still going strong -- 22 years beyond its primary mission lifetime.
04.21.08 - There may be only one place in the universe which can be the subject of 300,000 and counting photos and still never get old.
04.21.08 - We all know what Earth looks like, thanks to early photos from space. To this day, those photos remain some of the most popular photos of all time. Send your comments.