Three-dimensional, miniature endoscope opens new diagnostic possibilities
...ht. Another device called an interferometer, which calculates structural information based on the interaction between two waves of light, provides the data required to create three-dimensional images. To demonstrate the device's application in a live animal, the researchers used the system to image metastat...Stormy days ahead for coral reefs
...orporates the various shapes of coral colonies and calculates whether they will be dislodged during extreme weather. The research introduces a new concept ?colony shape factor (CSF) ?to translate the myriad shapes and sizes of coral colonies onto a simple scale that measures their vulnerability to dislodgm...Leave it to salmon to leave no stone unturned
...50 years and previously measured nest sizes, Moore calculates that every summer the sockeye disturb at least 30 percent of the stream beds of two Alaskan streams he studied. And in years when salmon populations are high, sockeye dig up entire stream beds more than once, being forced to superimpose new nests on......hcoming issue of the Journal of Political Economy, calculates the prospective gains that could be obtained from further progress against major diseases. Kevin M. Murphy and Robert H. Topel, two University of Chicago researchers, estimate that even modest advancements against major diseases would have a signific...