A Chinese official expressed willingness to cooperate with the United States in space exploration, interest that appears unlikely to be reciprocated.

By probing chemical processes observed in the Earth's hot mantle, scientists have started developing a library of basalt-based spectral signatures that not only will help reveal the composition of ...

Sometimes plants are so similar to each other that the methods developed by 18th century scientist Carl Linnaeus for identifying species are not enough. Completely new species of daisies have been ...