A 66 million-year-old mystery behind how our planet transformed from a tropical greenhouse to the ice-capped world of today has been unraveled by scientists. Their new study has revealed that Earth's ...

The climate warmed up almost as quickly 56 million years ago as it is doing now. When a huge amount of CO2 entered the ...

A Pew Research poll shows partisan split over U.S. scientific leadership, with Democrats far more concerned about losing ...

We looked at studies that analysed data from nine cities spanning up to five decades. The images reveal three patterns: ...

Scientists uncover how ancient ocean salt controlled carbon storage and shaped global temperatures at the end of the last ice ...

Add Yahoo as a preferred source to see more of our stories on Google. Fishing boats sail toward a kelp harvest area in the Northern Territories, 3.7 kilometers off Nemuro, Hokkaido, Japan on June 2, ...

One project aims to harness local geothermal resources to pull CO2 from the air. Will it prove that carbon removal can really help our warming planet? The earth around Lake Naivasha, a shallow ...

(CNN) — Bathtubs and pools mislead us about the ocean: Its surface is anything but flat. Seas pile up in some spots, pushed by trade winds or pulled by gravity toward big things like ice sheets. Amid ...

Get the latest federal technology news delivered to your inbox. Following a successful prototype, Microsoft will be delivering a new artificial intelligence tool to the U.S. government that uses ...

Fires in Australia and the Amazon. Devastating storms in the Philippines, Guatemala, and the Caribbean. Here in the US—from California to Louisiana and beyond—we are seeing more of the same. Every ...

Chris Mooney is a Pulitzer Prize-winning journalist and a CNN Climate contributor. He is currently a professor of practice in the Environmental Institute at the University of Virginia. Bathtubs and ...