Deep inside Earth, far below the crust and mantle we learn about in school, scientists are mapping strange, continent-sized structures that appear to shape everything from volcanic hotspots to the ...

Scientists may finally be closing in on the origins of two colossal, mysterious structures buried nearly 1,800 miles inside Earth—hidden formations that have puzzled researchers for decades. New ...

An alternative to Einstein's theory of general relativity called "TeVeS" could describe the formation of cosmic structure without requiring the existence of dark matter, say physicists in the US (Phys ...

LITTLETON, CO. – The common saying that “space is hard” may need redefinition, given the increasing use of softgoods to fashion inflatable structures from airlocks to habitats for future lunar and ...