Pharyngula. Ecogeek.org. Skeptic: Home: The Skeptics Society & Skeptic magazine. Talks | Michael Shermer: Why people believe strange things (video) Robert Krampf's Science Education Company.
TOP 100 SCIENCE SITES SORTED BY POPULARITY. Discover Magazine. SPACE.com -- Something Amazing Every Day. Http--earthobservatory.nasa. Astronomy Picture of the Day.