The tegu, long thought to be an invasive species, turns out to have arrived in North America about 16 million years earlier ...

The footprints of a reptile-like creature appear to have been laid down around 356 million years ago, pushing back the ...

Paleontologists have discovered that a three-eyed sea moth predator lived on Earth half a billion years ago with evidence ...

Originally from South America, the charismatic tegu made its way to the United States via the pet trade of the 1990s. After ...

A microscope image shows the surface of a Kapur Paya fossil leaf. Tiny pores called stomata and the outer skin cells of the ...

Archaeopteryx is the fossil that proved Darwin right. It's the oldest known fossil bird, and it helps show that all birds— ...

Scientists in Australia have identified the oldest known fossil footprints of a reptile-like animal on a slab of sandstone ...

A newly discovered arthropod fossil, Mosura fentoni, has preserved eyes, nerves, and blood vessels - a rare insight into ...

Carbon dioxide may be a naturally occurring substance on Earth, but too much of its presence has contributed to global ...