Earth has experienced many icehouse and greenhouse climates. A new study shows how they connect to plate tectonics.

A graph arguing that our current climate isn’t in a period of “unprecedented warmth” went viral when it was retweeted by Jordan Peterson, a controversial psychologist and author, to his 3.7 million ...

The claim: 'Climate history' graph shows recent temperatures at 'lower end of the historical range' A Jan. 14 Twitter post (direct link, archive link) features a graph labeled "Climate History Over ...

Scientists calculate that last year was one of the three hottest on record, along with 2024 and 2023. The trend indicates ...

The year 2025 was the warmest on record for the heat content of the world’s oceans. Ocean heat content (OHC) increased by around 500 zettajoules – billion trillion joules – since the 1940s.

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 ...

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 ...

Share on Facebook (opens in a new window) Share on X (opens in a new window) Share on Reddit (opens in a new window) Share on Hacker News (opens in a new window) Share on Flipboard (opens in a new ...

Rain gauges did not exist millions of years ago. Instead, researchers turn to indirect clues left behind in rocks, soils, and ...

Right now, the temperature of the Earth is pretty much perfect for humans, at around 13.9 degrees Celsius, or 57 degrees Fahrenheit. Yes, that is much lower than "room temperature," which is around 20 ...

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 ...