Lobe-finned fishes once led the way in jaw innovation, reshaping evolution long before dinosaurs and life on land emerged.

Recent scientific findings suggest that Earth once boasted oceans that were twice as deep as they are today. This ...

A previously unexplained isotopic ratio may represent the echoes of the ancient Earth, which existed prior to the proposed Theia collision 4.5 billion years ago. A research team has analyzed the ...

All the latest science news on ancient earth from Phys.org. Find the latest news, advancements, and breakthroughs.

Ancient glaciers reshaped Earth’s surface and shifted ocean chemistry, fueling the rise of complex life, a new study found. Calved icebergs from the Twin Glaciers are seen in 2013 off Greenland ...

A new method allows scientists to reconstruct carbon dioxide levels and photosynthesis from fossilized tooth enamel. A ...

Most of this chaos likely unfolded in Mars’s first 100 million years,” said Dr. Constantinos Charalambous of Imperial College ...

Study shows how rising oxygen levels in ancient oceans fueled marine evolution and species diversity, linking land plants to ocean health.

Learn about the process that started life on Earth, linking amino acids with RNA to create proteins that are found in all ...

But this super-Earth is far older than scientists previously expected for rocky planets, suggesting that other stars could have ancient Earth-like worlds with temperatures more suitable for life.

There is an ancient Greek scientist who discovered the existence of polar day and polar night before people even knew the ...

Hesiod was an ancient Greek poet whose epic work Theogony elevated him to the status of Homer and is "a major source on Greek ...