SOON after the occupation of Egypt by a British military force in 1882, the late Prof. Huxley, then president of the Royal Society, directed attention to the valuable opportunity that was afforded ...

To help people locate coal, for example. 7. Geologists today still use many of Smith’s names for strata, including London clay, green sand and cornbrash. 8. Smith made his first attempt to map the ...

Geologic map of the asteroid belt. Circles identify the asteroid families from which our meteorites originate and letters mark the corresponding meteorite type. The horizontal axis ranges from short ...

As nations race to secure these vital resources, a new geological map has revealed the world’s most valuable deposits, ...