Earthquake Data Information on where earthquakes are currently occurring. Search archives for data on past quakes and view local and world maps of the quake areas.
Intellicast Over 250,000 pages on weather, including satellite, Doppler, current maps.
Marine Satellite Tagging Follow marine animals that have been equipped with satellite tags as they travel through the oceans.
Nest Cam From the Cornell Lab of Ornithology, you can view various nest cams around the country to watch birds hatch and grow. You can view archival pictures also.
Volcano Data Research current and past volcanic activity, by country and recent occurrences. Great images from satellite to ground.