This website from the Exploratorium provides an introduction to seismic science, or earthquakes and their effects. The site contains an introduction, real time data on earthquakes, pictures historical earthquakes, damage control strategies, and information on the active zone. Also included are activ more
Water quality is more than meets the eye. Some of its properties are invisible. Teachers using this module will focus on measurable properties of water: mass, volume, and concentration; temperature; dissolved oxygen; pH; and nitrates; and their effects on water quality. Each of these properties is t more
This Oceanus article provides an overview of paleoclimate studies by discussing past and current methods for determining paleoclimate. It explains how the geological record has become an important archive for understanding the range of natural variability in climate, the processes that cause climate more
Online curriculum guides for K-12 with over 324 activities related to wetlands, coastal waters, and water resources. Each grade section (K-2, 3-5, 5-8, and 9-12) is divided into five chapters: Introduction to Water, Drinking Water and Wastewater Treatment, Surface Water Resources, Ground Water Resou more
This project, authored by the Sloan Digital Sky Survey (SDSS), shows the user the importance of a color-color diagram, which allows to identify a star as a thermal source or not. First it establishes a theoretical foundation by explaining the magnitude system, defining color, black body radiation an more
This Museum of Paleontology web page discusses foraminifera (forams for short), which are shelled marine microorganisms. It includes what are forams, where they live, their significance (in relation to biostratigraphy, paleoecology, and oil exploration), and an image-rich section about foram classif more
This wikibook on nanoscience and nanotechnology gathers information about the various tools, methods and systems to provide students, researchers and everyone else an open-source handbook and overview guide to this vast interdisciplinary and expanding field - a book that can be adjusted as new thing more
This image gallery presented by the National Radio Astronomy Observatory contains a large number of radio astronomy images and photographs of radio observatories. Each image is accompanied by descriptive text. Links provide further information.