Showing results for
"All"
Filter
Content type
Article Type
Topics
Tags
slideshow
A Squalodontid Success
On a beach in Piña, Panama the tide is rolling out. Faint outlines of skeletal...
Wed, 06/22/2011 - 17:47
slideshow
The Ocean Throughout Geologic Time, An Image Gallery
Evidence shows that life probably began in the ocean at least 3.5 billion years...
Tue, 09/20/2011 - 15:30
slideshow
Rudist Reefs
About 100 million years ago, during the heyday of the dinosaurs, reefs were built...
Fri, 12/04/2009 - 14:25
Photo
Aboard the MV Hanse Explorer
Scientists aboard the MV Hanse Explorer have to fit a lot of scientific equipment...
Photo
Cretaceous-Paleogene Boundary (65 Million Years Ago)
This rendering shows life at the end of the Cretaceous Period, before the impact of...
Photo
A Mississippian Marine Habitat (359 - 318 Million Years Ago)
Crinoids (echinoderms related to sea stars and sea urchins) dominate the Paleozoic...
Photo
Cambrian Period (542 – 488 Million Years Ago)
The basic body plans of all modern animals were set during the Cambrian Period, 542...
Photo
Ediacaran Community, Proterozoic Eon (2,500 - 542 Million Years Ago)
Earth’s first animals had soft bodies. This illustration shows a community of...
Photo
The Archean Eon (4,600 – 2,500 Million Years Ago)
Humans are late arrivals on Earth. For nearly 75% of Earth’s history, life...
Photo
Flippers, Jawbones, and Blowholes: Marine Specimens Inspire Artists
Rachel Caauwe was one of a dozen artists who spent a recent Saturday sketching...
Photo
Robotic Glider and Barnacles
Scientists met the robotic glider Scarlet Knight about halfway along its journey of...
Photo