A new 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.
Details about the juvenile Tyrannosaurus rex fossil discovered by three boys in North Dakota are beginning to take shape, including its size, age and how its body worked.
The U.S. Chamber of Commerce and an oil industry trade group are suing Vermont over its new law requiring that fossil fuel companies pay a share of the damage caused by climate change.
By Tim Ruzek In the early 1900s, Austin Furniture Company promoted itself as having “three Mammoth Stores.” By 1920, the downtown store sported an actual mammoth tooth in its display window. Email ...
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-like creature that was ...