COPENHAGEN – Denmark has decided to end all oil and gas activities in the North Sea by 2050 and has cancelled its latest licensing round, saying the country is "now putti...

LONDON – The pilot of a fighter jet that crashed into the North Sea, off the coast of northern England, has been found dead, the U.S. Air Force said Monday. Britain's coa...

This still-unexplained incident inspired the Season 2 finale of the History channel's "Project Blue Book," the dramatic series about the U.S. Air Force program also name...