An astonishing discovery has been made atop the world’s highest peak. Fossils of marine life have been uncovered at over ...

Mass extinction events throughout Earth’s history are characterized as significant disruptions to life on the planet. There have been five major extinction events that have fundamentally changed how ...

COLUMBIA, Mo. -Even though the Cretaceous Period ended more than 65 million years ago, clues remain about how the ocean water circulated at that time. Measuring a chemical tracer in samples of ancient ...

A new study suggests that some of the world’s oxygen-deprived oceans could eventually regain higher oxygen levels in the ...

Recent scientific findings suggest that Earth once boasted oceans that were twice as deep as they are today. This groundbreaking discovery not only reshapes our understanding of Earth’s geological ...

Showing the Paleozoic sedimentary rock sequence at the Grand Canyon - from which samples were collected for this study. The steep cliffs are of marine limestone or dolomite formations. New study ...

Persistent lack of oxygen in Earth’s oceans affected animal evolution Photo of Little Horse Canyon near Orr Ridge, Utah. The oceans became oxygen-rich as they are today about 600 million years ago, ...

When it comes to the ocean’s response to global warming, we’re not in entirely uncharted waters. A UC Riverside study shows that episodes of extreme heat in Earth’s past caused the exchange of waters ...

Scientists studying ancient ocean fossils found that the Arabian Sea was better oxygenated 16 million years ago, even though the planet was warmer than today. Oxygen levels only plunged millions of ...

The dwarf planet Ceres, tucked away in the asteroid belt between Mars and Jupiter, has long been considered a quiet, frozen remnant of the early solar system. With its airless surface, icy shell, and ...

The loss of the magma played a crucial role in the moon's landscape formation. There was once a magma-filled ocean on the south pole of the moon, scientists recently discovered after analyzing lunar ...