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  • This slug caterpillar turns into a very plain brown moth with stinging spines.

    Slug Caterpillar
    Jan 26 2010 - 11:45am
    This slug caterpillar (Acharia horrida) turns into a very plain brown moth with stinging spines that are very nasty to rub up against. Although the slug caterpillar family occurs worldwide, this...
  • A Gulf Coast resident sits on his boat, smiling for the camera.

    Smiling Gulf Coast Man
    Mar 21 2011 - 4:26pm
    A still from Stories From the Gulf: Living with the BP Oil Disaster, part of the 19th Annual Environmental Film Festival in the Nation's Capital.
  • Smithsonian Zoologist Dr. Clyde Roper in front of the museum's stored cephalopod collection.

    Smithsonian Cephalopod Collection
    Jan 26 2010 - 11:45am
    This photo shows just a small part of the cephalopod collection at the Smithsonian's National Museum of Natural History. Shown here is Dr. Clyde Roper, a zoologist and squid expert.
  • And in Edgewater, Maryland, scientists at the Smithsonian Environmental Research Center examine the influences of climate change, excess nutrients, and surrounding habitats on mangroves

    Smithsonian Environmental Research Center
    Jan 27 2010 - 3:24pm
    In Edgewater, Maryland, scientists at the Smithsonian Environmental Research Center examine the influences of climate change, excess nutrients, and surrounding habitats on mangroves. They have also...
  • An image of collections storage at the Smithsonian National Museum of Natural History.

    Smithsonian Fish Collections
    Oct 23 2010 - 6:07pm
    There are about 4 million specimens in the fish collection housed at the National Museum of Natural History. It is the largest of its kind in the world. Learn how these collections helped to solve an...
  • A screenshot of some of Smithsonian's marine story windows in Google Earth

    Smithsonian Marine Collections on Google Earth
    Apr 20 2011 - 4:30pm
    Dive into the Gulf of Mexico without getting wet! The Smithsonian has recently uploaded some of its marine collections from that region onto Google Earth's Ocean Layer. Now you can go where our...
  • Farther north, in Fort Pierce, Florida, researchers at the Smithsonian Marine Station focus on mangroves and other marine ecosystems of Florida.

    Smithsonian Marine Station
    Jan 27 2010 - 2:57pm
    In Fort Pierce, Florida, researchers at the Smithsonian Marine Station focus on mangroves and other marine ecosystems of Florida. More about mangroves can be found in our Mangroves featured story.
  • Smithsonian scientist who discovered new species in her laboratory

    Smithsonian Scientist Discovers New Fish Species
    Mar 11 2011 - 5:22pm
    Using genetic analysis combined with traditional study of morphology, Smithsonian scientist Dr. Carole Baldwin and her team discovered that what were thought to be three species of the fish are...
  • Smithsonian researchers with fossil whale skulls from the group Monodontidae

    Smithsonian Scientists Describe a New Fossil Whale
    Mar 8 2012 - 12:30pm
    Monodontids, the group of whales that includes living belugas and narwhals, are emblematic symbols of the Arctic. However, the fossil record shows that these animals had a much larger range than the...
  • An array of teeth from ragged tooth sharks.

    Smithsonian Shark Teeth collection
    Aug 13 2012 - 8:29am
    An array of teeth from the sand tiger shark, Carcharias taurus. The Smithsonian has the largest collection of shark teeth in the world, with more than 90,000 fossil shark teeth. More about...
  • Burning fossil fuels, such as coal, oil and natural gas, spews almost 7 billion metric tons of carbon dioxide annually.

    Smokestack from coal plant
    Apr 7 2010 - 2:49pm
    Burning fossil fuels, such as coal, oil and natural gas, spews almost 7 billion metric tons of carbon dioxide into the atmosphere annually. Industries are looking for ways to offset their emissions...
  • Snapping shrimp queen with eggs.

    Snapping Shrimp Queen with Eggs
    May 11 2012 - 3:34pm
    This snapping shrimp female (Synalpheus regalis) is the queen of her colony which means she is the only female to have babies. She stores her clutch of eggs under her abdomen until they hatch - some...