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  • Undersea Fireworks

    Undersea Fireworks

    Image of the Week

    The tentacles of sea anemones contain thousands of stinging cells called nematocysts that are ready to fire for defense or attack. 

  • Social Networking

    Social Networking

    Image of the Week

    The arrangement of nerve cells in the region of the brain called the hippocampus is essential for the formation and storage of new memories.