Have you ever wondered what holds the ocean on the Earth? Or what makes the Earth round? Perhaps you've thought about what holds humans to the ground? Host Bill Nye provides the explanation for these and other questions about the Earth's gravity.

"The Wonder of Flight. The Science of Evolution. From both, Richard Dawkins weaves a fascinating and beautifully illustrated account of how nature and humans have learned to overcome the pull of gravity and take to the skies. Do you sometimes dream you can fly like a bird? Gliding effortlessly above the treetops, soaring and swooping, playing and dodging through the third dimension. Computer games, virtual reality headsets, and some drugs can lift...

When his volatile father is picked to become an astronaut for NASA's mission to Mars, seventeen-year-old Cal, an aspiring journalist, reluctantly moves from Brooklyn to Houston, Texas, and looks for a story to report, finding an ally (and crush) in Leon, the son of another astronaut. Cal Lewis's volatile father has been picked to become an astronaut for NASA's mission to Mars. This means leaving Brooklyn-- and Cal's career plans as an aspiring journalist--...

"What keeps objects from floating out of your hand? What if your feet drifted away from the ground? What stops everything from floating into space? Gravity ... Jason Chin has taken a complex subject and made it brilliantly accessible to young readers in this unusual, innovative, and very beautiful book."

Jamie and his brother Seth stumble upon a marijuana farm when they go mountain biking in the backcountry and must save their friends who have been kidnapped by the drug dealers.

Explains the concept of gravity and suggests activities for understanding how gravity works on everyday objects.

Using simple text and pictures, this book explains the effects of gravity and provides simple experiments to demonstrate concepts.