Like HowStuffWorks on Facebook!

extraterrestrial

Unacknowledged: An Interview with Dr. Steven Greer

Every year, thousands of people across the planet report seeing unidentified flying objects -- and thousands more believe world governments keep secret information about these objects hidden from the public eye. Join the guys as they interview the founder of CSETI and The Disclosure Project, Dr. Steven M. Greer, about the future of government secrets, UFOs and disclosure.

Did aliens appear over Los Angeles?

In the wee hours of February 25th, 1942, air raid sirens resounded across LA. Anti-aircraft guns fired the better part of 1500 shells at something. To many people, that mysterious UFO has yet to be identified, more than half a century later. So what really happened?

The Fermi Paradox: Where the heck are all the aliens?

Given the sheer size of the universe, it's overwhelmingly likely that some form of alien life exists - so where the heck are they? Tune in to learn more.

Did a UFO crash in Kecksburg, PA?

On December 9th, 1965, multiple witnesses saw a bright object shoot through the sky and - allegedly - land in Kecksburg, Pennsylvania. So what actually happened? Tune in to learn more.

How could aliens contact us?

Could alien life forms really contact human beings? How would they do it? Is it possible that other humans could intercept the message -- and keep it secret? Listen in to learn more.