A new look at Earth’s deep past is reshaping how scientists understand the planet’s climate, and it carries a quiet warning ...

Earth's temperature has been much cooler in the past than previously thought, meaning it could be moving toward the warmest ...

The combined impact of a strong El Niño and climate change has officially pushed ocean surface temperatures past the record ...

A team of researchers says oxygen isotopes found in rock types contain the oldest geochemical record of the Earth. A collective understanding of five different data sets show that, all the way back to ...

Global temperature records go back less than two centuries. But that doesn’t mean we have no idea what the world was doing before we started building thermometers. There are various things—tree rings, ...

Today is World Ocean Day. And beginning now, you can track our planet’s sea surface temperature with Earth in Action. Earth’s oceans, which account for around 71 percent of our planet’s surface area, ...

A 60-million year old fossil palm leaf from Alaska. A new study by researchers including Isabel Montañez at UC Davis has produced the most accurate chart to date of how Earth's temperature has changed ...