The mineral pyrite also known as fool's gold, is an iron sulfide with the chemical formula FeS₂. It can be found in nature with almost perfect cubic formations
This rally-style truck pulls what looks like an airplane canopy on sleds. Speed skater Kjeld Nuis used it to to keep himself out of the wind and skating at
The Qiantang river's tidal bore is the world's largest and most powerful of its kind. It forms a wave that can rise to a height of
