The signal value of noise. Raloff, J. 1996. Icy signs of warming emerge in Arctic Satellite studies of sea ice provide evidence of Arctic warming. Recent increase in the length of the melt season of perennial Arctic sea ice. Geophysical Research Letters Feb. 15.
Dead whales tell tales of sea ice decline.
Radar illuminates ancient Cambodian site Radar maps and archaeological field work provide new insights into an ancient civilization at Angkor. NASA radar reveals hidden remains at ancient Angkor. NASA press release. Sacred secrets of the caves . Male sex hormone, preeclampsia link found Elevated testosterone in women who once had preeclampsia, a complication of pregnancy, hints that the condition signals heart disease risk later in life.