Like other urchins, the red sea urchin has a dome-shaped shell called the “test” covered in spines. Its test is also covered with tube feet that it uses to move and bring food to its mouth, at the ...

Former President Jimmy Carter’s casket will arrive in Washington, D.C., on Tuesday. Congress will hold a ceremony after a ...

President Joe Biden is taking action to protect 625 million acres of offshore areas from future oil and gas drilling, the ...

How much does the area of the ocean covered by sea ice change throughout the year and over time? This interactive map shows monthly sea ice concentration anomalies in the Arctic Ocean. A different map ...

In the latest Sustainability Landscape report, we highlight a couple of types of sustainable funds that specifically contribute to climate action: fossil-fuel-free and low carbon. Here ...

West Philippine Sea is the name given by an administrative order (AO) of then President Benigno Aquino III to Philippine territorial waters west of the country. Aquino’s AO said West Philippine Sea ...

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Dec. 17, 2024 — Scientists have discovered the oldest known animal with saber teeth: a predator that lived 270 million years ago. This animal, from before the age of the dinosaurs, was a dog ...

A study led by researchers at the American Museum of Natural History presents the oldest known example in the fossil record of an evolutionary arms race. These 517-million-year-old predator-prey ...

June 17, 2024 — An international team of scientists has identified the oldest fossil of a sea-going reptile from the Southern Hemisphere -- a nothosaur vertebra found on New Zealand's South Island.