Located 3,000 miles below the Earth's surface, the inner core is anchored by gravity within the molten liquid outer core. Until now the inner core was widely thought of as a solid sphere.

Scientists say Vallis Schrödinger and Vallis Planck—dramatic trenches near the lunar south pole—were carved in a blast that ...

With Archer Daniels Midland Co. on the forefront of carbon sequestration technology in Central Illinois, statehouse reporter Brenden Moore tracks the intersection of political, environmental and ...