The idea that extreme heat could one day cause a mass extinction and end the dominance of humans is not as farfetched as it ...

Scientist Pete Kelsey and his team have 3D-mapped the entire island of Alcatraz, discovering Civil War secrets, prisoner escape routes – and looking at ways to preserve the island for the future.

A Chinese vessel is suspected of mapping the seafloor around U.S. allies Australia and New Zealand to support submarine ...