Geothermal energy is heat that comes from the ground. The Earth's core is made of solid iron, and as it goes through its ...

Washingtonians breathed a sigh of relief when an 8.8-magnitude earthquake in Russia on Tuesday brought only small waves to the coast without triggering destructive tsunamis.

US coal giant Peabody's bid to expand its Metropolitan mine further under the Illawarra drinking water catchment has been opened for public consultation.