We’re looking at about an 80 percent decline over the last 40 years in wild Atlantic salmon.” In December, Atlantic salmon ...

From a 4-metric-ton sloth to a 15-meter snake, not forgetting the mammoth, a prehistoric megafauna with imposing bodies has ...

Scientists have stumbled upon a Greenland shark—a species known for its astonishing longevity—far from its typical Arctic ...

Researchers have wondered how an alligator-size arthropod lived more than 300 million years ago. The discovery of an intact ...

T he migration of wildebeest in a massive loop around the plains of the Serengeti is undoubtedly one of the most spectacular events on Earth, but it turns out it may have a rival when it comes to the ...