Study found mercury accumulation in the surface layers of the seas is happening faster than in the deep ocean as a result of gold mining, coal-fired power plants and sewage, among others.
Australia’s most successful mining prospector has warned juniors face unprecedented hurdles to bring projects to market as excessive regulation and high start-up costs threaten to derail the next leg of the resources boom.
China' wants astronauts on the moon early 2020s. Filling one shuttle's cargo bay with helium-3 could bring the equivalent energy of 1bn barrels of oil back to earth.