I'll be speaking in Stanford this weekend, at the Advancing Humanity Symposium, looking into space exploration and colonisation - how easy it is to cross the voids between the stars and the galaxies and expand across the whole reachable universe.

https://www.facebook.com/events/338219042964586/?fref=ts

The talk will cover research described in “Eternity in six hours: intergalactic spreading of intelligent life and sharpening the Fermi paradox", with Dr. Anders Sandberg, forthcoming in the journal Acta Astronautica. For an earlier exploration of related ideas, see this popular talk from last year on the Dyson spheres, von Neumann probes and the Fermi paradox:

http://www.youtube.com/watch?v=zQTfuI-9jIo