More than 3.5 billion years ago, the Earth was not the hospitable world we know today. The atmosphere lacked oxygen, the seas ...

Over 150 years ago, a fossilized organism known as Prototaxites emerged as an enigma regarding what early land life may have ...

Giant mystery fossil reveals secrets of whole new form of life that no longer exists - Prototaxites belonged to an ‘entirely extinct evolutionary branch of life‘ ...

Maybe the first life on Earth was part of an 'RNA world.' Artur Plawgo/Science Photo Library via Getty Images How life on Earth started has puzzled scientists for a long time. And it still does.

Huge 410-million-year-old fossil reveals unique life form no longer found on Earth ...

Fossilized bones and teeth dating to 773,000 years ago are providing a deeper understanding of the emergence of Homo sapiens.

Their trunklike fossils were discovered in 1843. Yet despite more than a century of speculation, scientists have struggled to answer the most basic question about Earth’s original terrestrial giants: ...

The collapse of tropical forests during Earth’s most catastrophic extinction event was the primary cause of the prolonged global warming which followed, according to new research. The Permian–Triassic ...

Ancient fossils from Moroccan caves, dated with rare precision, offer rare insight into early human evolution.

The fish were found with hot glass in their gills, likely from flaming debris. The discovery of a fossilized fish may offer a glimpse into the day an asteroid hit the earth and wiped dinosaurs off the ...

A small storefront on Main Street in Blue Earth has been home to many businesses since it was built in 1892. Its creaky wooden floor is now covered with fossil displays as the Southern Minnesota ...