I’m frequently asked, “Do you believe there’s extraterrestrial intelligence?” I give the standard arguments- there are a lot of places out there, the molecules of life are everywhere, I use the word billions, and so...

In my time I have heard two quite different arguments against my religion put forward in the name of science. When I was a youngster, people used to say that the universe was not only...

A time will come when men will stretch out their eyes. They should see planets like our Earth.

You have to think if we’ve been visited by extraterrestrial life, it was like a zookeeper walking into the chimp enclosure: He looks around, takes some pictures, then leaves without interacting significantly with the environment....

The modern belief that highly advanced civilizations from other planets are visiting the Earth via spacecraft is a ruse. If real, they are beings created apart from the procreative processes established for life on Earth...

A wonderful area for speculative academic work is the unknowable. These days religious subjects are in disfavor, but there are still plenty of good topics. The nature of consciousness, the workings of the brain, the...

In very different ways, the possibility that the universe is teeming with life, and the opposite possibility that we are totally alone, are equally exciting. Either way, the urge to know more about the universe...