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The foot-long extinct shark Falcatus falcatus lived during the early Carboniferous period around 325 million years ago. The species, known from fossils in the Bear Gulch formation of Montana , was...
A still from The Changing Sea , part of the 19th Annual Environmental Film Festival in the Nation's Capital.
Drilling near the North Pole, Dr. Jan Backman reveals a brief moment in time when the Arctic was subtropical. More about world climate change can be found in our Climate Change featured story .
During the late Cretaceous period, Kansas was covered by a vast sea. There, scientists have found fossils of Squalicorax sharks (also called crow sharks) that lived 70-80 million years ago. They were...
On August 23, 2011 a magnitude 5.8 earthquake struck the East Coast of the United States. The earthquake map shown here, generated by the U.S. Geological Survey and regional seismic network operators...
It isn’t everyday that a magnitude 5.8 earthquake strikes the East Coast of the United States . But on August 23, 2011, people from Georgia to New England felt the rumble and shaking of an earthquake...
Charles Darwin is so well known he almost needs no introduction. The 19th-century naturalist and geologist spent his life documenting and collecting information on the natural world . From birds to...
These star-shaped grains of sand, collected from southern Japan, look like miniature works of art -- but they were not sculpted by an artist. They are the shells of microscopic organisms called...
Chilean and Smithsonian paleontologists study several fossil whale skeletons at Cerro Ballena, next to the Pan-American Highway in Atacama Region, Chile, in 2011. The fossils were discovered when the...
Travel to a world of perpetual night--the deep ocean hydrothermal vents near the Galapagos Rift where life thrives around superheated water spewing from deep inside the Earth. Discovered only in 1977...
On August 23, 2011 a 5.8 earthquake emanated from the little-known Central Virginia Seismic Zone. The epicenter was near Mineral, VA, but the tremor shook homes, schools, and office buildings in...
An underwater archaeological stratigraphy reveals the different levels of soil in Hare Harbor, Quebec. The stratigraphy – a process archeologists use to help date materials by identifying soil layers...
The West Norwegian Fjords - Geirangerfjord and Nærøyfjord site was inscribed on the World Heritage List in 2005. The site's two fjords, among the world's longest and deepest, are considered...
Dampier explored this area of Western Australia and named it Shark Bay because of the "abundance" of sharks in the waters. It is now a World Heritage site. Learn more about Dampier's voyages around...
In this episode of the Podcast of Life , host Ari Daniel Shapiro dives deep to discover a white worm as tall as your refrigerator that breathes through bright red feathery "lips." This isn’t a...
Superheated magma, about 2,200 degrees Fahrenheit, glows orange as it slowly leaks from cracks along the six-mile long active rift zone of the West Mata Volcano in the Pacific Ocean near Fiji. The...
The Chikyu allows scientists to gather and study data about seafloor sediments as soon as they are collected. After a powerful 9.0 earthquake triggered a devestating tsunami in Japan in March 2011 ,...
Smithsonian curator of fossil marine mammals Nick Pyenson and a team of collaborators are heading into Chile's Atacama Desert , shown here. They'll study a rich bonebed of fossil marine vertebrates...
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