What Exactly Is Plasma?

Most of us are familiar with the three common states of matter found on Earth: solids, liquids and gases. However, there is a fourth state of matter called plasma that is found in incredible abundance across the Universe. What exactly is plasma and in what conditions can it be found? | http://science.discovery.com/tv-shows/how-the-universe-works/

Watch full episodes:
http://bit.ly/HTUWFullEpisodes

Subscribe to Science Channel:
http://www.youtube.com/subscription_center?add_user=sciencechannel

Check out SCI2 for infinitely awesome science videos. Every day.
http://bit.ly/SCI2YT

Download the TestTube app:
http://testu.be/1ndmmMq