Roughly half of an average home’s annual energy bill (gas and electric), about $1,000, is spent on heating and cooling. Air ...

Following news that structures have been found under the Giza pyramids, online theories about the pyramids are circulating.

MVRDV recently completed work on an unusual new building that takes the form of a stack of twisting boxes. Named Portlantis, ...

Wild new theories have emerged after scientists claimed to have discovered a 'vast city' 6,500ft below the Pyramids of Giza.