Don't miss this unique opportunity to gain deeper insight into the inner workings of our universe and explore the latest technological advancements, scientific discoveries and burning questions on the minds of fellow science enthusiasts. Could invisibility cloaks really work? Would it be ethical for humans to seed our DNA onto other planets? Explore these ideas and ask Dr. Krauss your own science-related questions during Eight's new Web series 'In Space and Time with Dr. Lawrence Krauss' on our Google+ Hangout On Air. To view Eight's archive of Dr. Krauss's appearances on Emmy Award-winning Arizona Horizon - check out the Krauss on Science playlist on our YouTube channel.