A new study suggests that some of the world’s oxygen-deprived oceans could eventually regain higher oxygen levels in the centuries ahead, even as the planet continues to warm.

Fossil crustaceans preserved in Japanese sediments reveal how ancient ocean currents linked Asia and North America during the ...

Mass extinction events throughout Earth’s history are characterized as significant disruptions to life on the planet. There ...

Scientists studying ancient ocean fossils found that the Arabian Sea was better oxygenated 16 million years ago, even though ...

Megalodon usually gets all the attention when it comes to sea monsters, but ancient oceans were full of predators just as ...

The world’s oldest known cave art shows how early humans crossed oceans, offering rare insight into ancient migration routes.

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 ...

Elisabeth Sikes (left), with Dale Hubbard of Oregon State University, alongside the large coring block used to collect deep-ocean sediment samples during the research cruise. Climate change has many ...

KINGSTON, N.Y. — A lecture titled “Once Ancient Oceans: How Geology Shaped New York Waterways” will be presented Wednesday, Jan. 14, at 7 p.m. at the Hudson River Maritime Museum, 50 Rondout Landing, ...

Ancient shoreline features hint that water on Mars once formed a vast ocean.