This is despite the continent being almost completely underwater, with only about 5% of Zealandia peeking above sea level ... between 60 million and 100 million years ago. In the latest study ...

Sea level in Southeast Asia fluctuated wildly -- and naturally -- more than 6,000 years ago, twice rising nearly two feet in a period of about 200 years, report researchers. For the 100 million ...

Future sea level rise has been in the news a lot recently. Sea levels are projected to rise almost one meter over the next 100 years ... the case 80 to 140 million years ago.

"We then applied this technique to study the history of carbon dioxide from 800,000 years ago ... sea level is associated with an increase in carbon dioxide levels of about 100 parts per million ...

Languages: English, Spanish A previously unknown "formidable" sea predator that lived ... the late Cretaceous period (around 100 million to 66 million years ago). These prehistoric sea creatures ...

Even after 100 million years buried in the seafloor ... part of a vast abyssal plain about 3,700 to 5,700 meters below sea level. Researchers, led by microbiologist Yuki Morono of the Japan ...