Mars ‘Grand Canyon’ harbors copious amounts of water beneath its surface
Water ice is rare close to the Martian equator, but scientists have now found a boatload.
Tag: Grand Canyon
The Grand Canyon is polluted with dangerous levels of toxic metals
U.S. Geological Survey scientists report the Grand Canyon's food webs are contaminated with dangerously high levels of mercury and selenium. ...
Grand Canyon Geology Lesson – brought to you by NASA
The Grand Canyon is a favorite for tourists all over the world - but if you think it's cool to ...
Antarctic rift the size of the Grand Canyon speeds ice sheet melting
Scientists from Britain have found a remote ice rift valley, up to one mile deep, under the ice in Antarctica. The ...
Uranium mining near the Grand Canyon set for debate
The Grand Canyon area is a veritable national symbol for the US, and nature alike. Its frightening, yet brilliant view ...