Excerpt: In the Education Office at NASA’s Jet Propulsion Laboratory, we’re always working to bring exciting scientific content to K-12 classrooms. Educators can access many of these free resources, classroom materials and activities online, and we’re adding more all the time. The inspiration for these products often comes from the work being done at JPL…
Excerpt: Whale sharks are the largest fish in the world and can grow to more than 40 feet long and more than 65,000 pounds. Despite their massive size, they are harmless “filter feeders” that move slowly through tropical waters, scooping up plankton with gaping mouths. (A)lthough whale sharks are gentle and easy-to-see, they are also…