Latest C.K. Shum Stories

The most detailed map of the Moon ever created has revealed never-before-seen craters at the lunar poles.The map is also revealing secrets about the Moon's interior -- and hinting about Mars's interior as well.C.K. Shum, professor of earth sciences at Ohio State University, is part of the international research team that published the map in the February 13 issue of the journal Science."The surface can tell us a lot about what's happening inside the Moon, but until now mapping has been...

Satellites that were designed to measure sea level over the world's oceans can serve a valuable purpose over land, a new study has found.Researchers used NASA's TOPEX/Poseidon satellite and the European Space Agency's ENVISAT satellite to measure the height and extent of flooding in North America, South America, and Asia.The study shows that satellites can supplement the measurements that the United States Geological Survey (USGS) gathers from flood gauges on the ground -- at little or no...