revealed a significant rise in marine oxygenation during the Late Paleozoic era (400 million years ago), hundreds of millions of years after the emergence of animal-life. These findings suggest ...

3 min read During the Ordovician period, part of the Paleozoic era, a rich variety of marine life flourished in the vast seas and the first primitive plants began to appear on land—before the ...

This reptilian skin fossil belongs to a creature from the early Paleozoic era that led terrestrial and aquatic life. Being the oldest known specimen of animal skin, this incredible discovery ...

ANY RECREATIONAL DRUGS. A NEW EXHIBIT IS OPEN AT THE NEW MEXICO MUSEUM OF NATURAL HISTORY AND SCIENCE. IT IS CALLED ANCIENT LIFE AND SHOWCASES SOME OF NEW MEXICO’S OLDEST LIFE FORMS. I BEGAN ...