Scientists have discovered a potential cause of Earth's "icehouse climate" cooling trend of the past 45 million years. It has everything to do with the chemistry of the world's oceans.
Intense warm climate intervals–warmer than scientists thought possible–have occurred in the Arctic over the past 2.8 million years.
Geologic record shows evolution in Earth's climate system
New insights by researchers reveal how young loggerhead sea turtles stay on course during one of the longest and most spectacular migrations on Earth