Do aliens exist? Few debates have proved as enduring – or as divisive – as the question of whether there is life beyond Earth ...

Staff Sergeant 81 faces a deadly alien machine during a brutal Ranger training mission as Earth comes under attack from ...

On March 16, 1957, a 300-foot-long spacecraft allegedly landed in Alexandria, Virginia. Two police officers approached the craft — and out stepped a man who looked completely human. His first words: ...