Chemist Kathryn Harkup talked about Agatha Christie's background and how she applied her experience and knowledge about poisons in her stories.

Plate boundaries are where the action is. A large fraction of all earthquakes, volcanic eruptions, and mountain building occurs at plate boundaries. It is also where most of the people on Earth live.

Take a video tour of this Educator Portal to learn more about how to navigate the library of hundreds of interdisciplinary, NGS standards-aligned lesson plans, each one paired to a Science News and/or ...