Alone among known planets, Earth has vast oceans on its surface and its landmasses are marked with lakes and extensive river ...

The solar system floats inside a vast, million-degree hot bubble—an invisible cocoon of thin gas that glows in X-ray light. Known as the Local Hot Bubble (LHB), this low-density cavity stretches more ...

A new study co-led by the Smithsonian and the University of Arizona offers the most detailed glimpse yet of how Earth’s surface temperature has changed over the past 485 million years. In a paper ...

Earth and Sun reach pivotal distance by: Craig Ziobert Posted: Jul 4, 2025 / 10:04 AM EDT Updated: Jul 4, 2025 / 10:04 AM EDT ...

While previous simulations of ancient Earth's climate have put the planet's average surface temperature between 14 and 26 degrees Celsius (57.2 and 78.8 degrees Fahrenheit), the new model widens ...

The timeline shows Earth’s average temperature dropping to as low as 11° Celsius and rising to as high as 36° C, researchers report in the Sept. 20 Science.

The claim: Sea ice and temperature data show climate change is a hoax A Jan. 29 Facebook post (direct link, archive link) shows heat maps of the U.S. and makes a series of claims about climate and ...

PARIS—Earth’s temperature was more than 1.5 degrees Celsius warmer than the preindustrial era in the 12 months ending January, the first time temperatures averaged over a yearlong period have ...