Sometime between 1500 and 1565 a large graphite deposit was discovered in Cumbria, England. Because the graphite was extremely pure and solid it could easily be sawed into sticks. The graphite was ...
A recent discovery in a study of room-temperature superconductivity, if borne out, could make the dream of super-efficient long-distance electricity transmission and levitating trains a little closer ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results