These are the prettiest freshwater fish, from vibrant brook trout and pumpkinseed sunfish to majestic lake sturgeon. Check out how these species made our list!

One of the world's rarest trees—a prehistoric ‘dinosaur tree’—is bearing fruit for first time after couple planted it in ...

Watch: A new dinosaur that lived around 95 million years ago is discovered by scientists in the Gobi Desert of Mongolia.

Robert Lee Hotz covered new research and its impact on society for The Wall Street Journal.

Ancient giant crocodiles that rivaled dinosaurs once thrived in North America. A new study led by Hungarian researchers ...

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A giant new dinosaur discovered in Spain is rewriting Europe’s prehistoric map—revealing a long-necked titan.

Over the past two decades, dinosaur fossils has become a prized collection category and it's hampering scientific research.

The massive fossil is suspected to belong to one of the most complete skeletons in the area, portions of which were discovered in the 1970s.

One of the largest crocodilians that ever lived preyed on dinosaurs. New research has found the fearsome Deinosuchus had a ...

The CEO of Colossal Biosciences, which generated reincarnations of the extinct dire wolves, joined “Elizabeth Vargas Reports” on Tuesday.

Geologists near Starkville found a bone of a Mosasaurus hoffmannii, one of the biggest species of mosasaurs, which could reach lengths of 50 feet.