Harvard astronomer known for his theories about alien visits has been appointed by the Trump administration to lead a team of outside scientists to study the national security risks posed by UFOs. Avi ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

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The legendary director on why he thinks aliens are real, and why he makes movies about things that scare him. Hosted by Rachel Abrams The legendary director on why he thinks aliens are real, and why ...