satellites

Images from a Cold War spy satellite help researchers piece together the effects of land-use decisions in Kazakhstan.

The three smaller water bodies join a previously discovered lake buried beneath ice at the red planet’s south pole.

Satellite images of penguin poop reveal eight entirely new colonies and confirm the existence of another three first reported in the 1960s.

Through their attraction to fishing vessels and their ability to fly great distances, the seabirds help uncover the presence of illegal fisheries.

After three years with very few new chicks, the birds are abandoning one of the biggest breeding sites on the continent, satellite images show.

An analysis of the scars left by long-gone flows reveals that Mars’s rivers may have run even when scientists thought the planet was drying out.

Data from the Indian Space Research Organization’s Chandrayaan 1 spacecraft show frost on the lunar north and south poles.

Aerial survey results reveal severe coral bleaching across much of the massive reef system.

Scientists use remote sensing data from satellites to map biodiversity in the Amazon and Peruvian Andes forests.

Increasingly precise remote-sensing data are helping researchers monitor and predict cases of infectious disease.

Tigers Forever, High Moon Over the Amazon, Earth from Space, and Medicine's Michelangelo

Researchers at the University of Delaware use satellites to predict the course of raw sewage through the western Atlantic.

A hint of green leads researchers to an ocean phenomenon that could counteract the effect of climate change on some corals.

Restrictions on motor vehicles before the 2008 Games improved the city’s air quality, suggesting similar sustained measures could greatly reduce global emissions.

Aging satellites and NASA funding cuts threaten to put a serious dent in scientists’ ability to observe Earth’s processes from above.

Satellites are used to count the number of penguins living in Antarctica.

Scientists use Google Earth to fact check official reports of fish farming in the Mediterranean.

Scientists study a variety of large-scale biological phenomena from the vantage point of space.

Satellite imagery is giving biologists a whole new perspective on the phenomena they study.