Each of these ancient fossils, even if just a small part of a skeleton, represents an identifiable character in the story of humankind.

The researchers believe that N. degiustoi likely reached its giant size—which rivaled that of most anurans alive during the age of reptiles (251.9–66.0 million years ago)—as a result of having a long ...

The discovery in Patagonia shows that frogs have had a tadpole stage for at least 160 million years. Here’s how the ancient frogs compare to those of today.

The 237-million-year-old remains are among the oldest silesaurid fossils ever found, adding to paleontologists' understanding ...

Thaís Pansani examines the marks humans left on megafauna bones to determine when people arrived in South America and how ...

In 2014, physician Pedro Lucas Porcela Aurelio found the fossil in the town of Paraiso do Sul in Brazil’s southernmost Rio Grande do Sul state. He donated it to a local university in 2021, kicking off ...

A 161 million-year-old fossil, linked to a line of extinct frog-like amphibians, is the oldest tadpole ever found.

NEW YORK — Scientists have discovered the oldest-known fossil of a giant tadpole that wriggled around over 160 million years ...

A fossil, believed to be one of the oldest ever, could help explain the ... “Being the first human to touch something from 237 million years ago is extraordinary,” Aurelio told Reuters.

One of the oldest fossils ever discovered might finally unravel ... between 252 million and 201 million years ago. 'Being the first human to touch something from 237 million years ago is ...

Scientists in Brazil announced the discovery of one of the world's oldest fossils believed to belong to an ancient reptile dating back some 237 million years that could help explain the rise of the ...

Scientists have discovered the oldest-known fossil of a giant tadpole that wriggled around over 160 million years ago. The new fossil, found in Argentina, surpasses the previous ancient record holder ...