Crop Circles, UFOs and the Paranormal

Metaphysical mysteries abound, from the vastness of space to our own consciousness. Are there hard, physical realities out there we just don't understand? Is our universe billions of times more complicated than we could ever imagine? Are aliens visiting us on a regular basis? Are other worlds just beyond our grasp? What if religion and science represent two sides of the same truth? Is it the same with metaphysics and physics? Are we even asking the right questions?