On a quest to find out if we are not alone in the universe, Ravi Kopparapu at NASA Goddard studies how we could use telescopes to detect signs of life beyond our solar system.

Are we alone in the universe? This is a fundamental question that intrigues us all.



On September 21, 2016, NASA scientists and stakeholders came together at the Smithsonian National Air and Space Museum for...

Is it aliens? Probably not. Why? Because we don't know almost everything, and finding an explanation that could explain almost anything doesn't recognize that there is a whole lot we don't know. We are so extremely biased toward thinking...

Astronomer and historian Steven Dick tells us there are many approaches to consider and many questions we should ask ourselves to get ready, in case extraterrestrial life is found.

This video provides a brief overview of the history and ongoing efforts of the Search for Extraterrestrial Intelligence (SETI). It highlights the curiosity of scientists and amateur enthusiasts in seeking out intelligent life beyond our...

Is there other life out there in the universe? Do aliens really exist? If so, then where are they all?! In this most epic of episodes, Dom has his favourite film (Aliens) interrupted by an extraterrestrial visitor - how very...

Petro Brits would like to know if we will ever find any real evidence of alien life out there? We put that question to one of the world's foremost authorities on the subject, SETI Institute Senior Astronomer Seth Shostak....

Bob Brewin is pioneering a new technique in satellite oceanography - by going surfing. The Plymouth Marine Laboratory scientist uses his board to take sea surface temperature measurements,...

The Unidentified Aerial Phenomena Task Force is set to share what it knows about UFOs by June 1. Luckily for us, the report will be public.

June 17 -- Nathan Myhrvold, Intellectual Ventures founder and former Microsoft chief technology officer, discusses the search for extraterrestrial life. He speaks with Bloomberg's Emily Chang at the Bloomberg Technology Conference on...

Theologians, philosophers and scientists have been having the faith vs. aliens conversation for centuries.