The new paper is part of an ongoing research effort that began in 2018, when Smithsonian researchers were helping develop the museum’s “David H. Koch Hall of Fossils— Deep Time.” The new hall aimed to ...

Climate change deniers inaccurately claim that Earth's rapidly rising temperatures are the mere product of natural cycles. Scientific experts have long explained that, although Earth does experience ...

Estimating past global temperature is important for understanding the history of life on Earth and for predicting future climate. Now, a new reconstruction of Earth’s temperature history over the past ...

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 ...