This strange sea alien can be as smart as humans ...

If humans ever receive a message from intelligent aliens, the biggest challenge may not be how far away they are, but how to communicate at all. Our nearest star system is more than four light-years ...

Steven Spielberg has long been fascinated with the idea of aliens visiting Earth, yet "Disclosure Day" offers a very ...

Spielberg’s hotly anticipated new movie gives fresh impetus to a dilemma that has long captured the imaginations of filmgoers, scientists and the great director himself ...