Acquired September 6, 2010, this natural-color image shows a river of smoke flowing eastward from a wildfire west of Boulder, Colorado.

Acquired July 19, August 11, and September 7, 2010, these false-color images span a 50-day period in which the Indus River spawned a parallel river to the west.

This topographic map of the South Island, New Zealand, illustrates the location of a large earthquake on September 4, 2010, how geologic activity shaped the region in the past, and why the current geology makes Christchurch vulnerable to earthquake damage.

Acquired September 6, 2010, this natural-color image shows a river of smoke flowing eastward from a wildfire west of Boulder, Colorado.

The Earth at Night global image along with astronaut photographs of North American cities at night are now available in Google Earth.

Late August 2010 provided a rare satellite view of a cloudless summer day over the entire Great Lakes region of North America.

Possible responses to global warming fall into three broad categories: mitigate warming related to human activity by reducing greenhouse gas emissions, adapt to predicted changes in climate, and alter the Earth to counter global warming (geoengineering).

NASA completed a historic day for its hurricane research on Thursday as it put the Global Hawk over Earl, marking the first time the unmanned drone flew over a fully formed hurricane.

NASA and NOAA's latest Geostationary Operational Environmental Satellite, GOES-15, has successfully completed five months of on-orbit testing and has been accepted into service.

NASA and NOAA's latest Geostationary Operational Environmental Satellite, GOES-15, has successfully completed five months of on-orbit testing and has been accepted into service.

NASA and NOAA's latest Geostationary Operational Environmental Satellite, GOES-15, has successfully completed five months of on-orbit testing and has been accepted into service.

NASA's 2010 hurricane experiment is in full swing as the tropics have heated up.

Operation IceBridge -- a NASA airborne mission to observe changes in Earth's rapidly changing polar land ice and sea ice -- is soon to embark on its fourth field season in October.

Widespread reports of a decline in the population of bees and other flower-visiting animals have aroused fear and speculation that pollination is also likely on the decline.

Most new farmland comes from cutting tropical forest, says Stanford researcher

A new study led by a Stanford researcher shows that more than 80 percent of the new farmland created in the tropics between 1980 and 2000 came from felling forests.

A new discovery by scientists at the Universities of East Anglia and Frankfurt could make it possible in future to identify the source of banned CFCs.

New method successfully predicted how oil from Deepwater Horizon spill would spread.

A tiny marine filter-feeder, that anchors itself to the sea bed, offers new clues to scientists studying the stability of the West Antarctic Ice Sheet - a region that is thought to be vulnerable to collapse.

No one knew about the doughnut in southern Lake Michigan, much less the mollusk, until Michigan Technological University biologist W. Charles Kerfoot and his research team first saw it in 1998.