Threatening Skies: History's Most Dangerous Weather

Living Earth: Exploring Life on Earth with Science Projects

The Science Behind Wonders of the Water: Exploding Lakes, Ice Circles, and Brinicles

Ghosts of Alcatraz and Other Hauntings of the West

Ghosts of Gettysburg and Other Hauntings of the East

The Science Behind Wonders of the Sun: Sun Dogs, Lunar Eclipses, and Green Flash

The Worst Volcanic Eruptions of All Time

Ghostly Encounters