"Such a transition to a glacial state in 10,000 years' time is very unlikely to happen, because human emissions of carbon ...

Mar. 5, 2025 — Whether it's rivers cutting through earth, lava melting through rock, or water slicing through ice, channels all twist and bend in a seemingly similar back-and-forth manner.

But throughout the period, the planet has wobbled on its path around the sun. The slight shifts cause ice ages to come and go. By 800,000 years ago, a cyclical pattern had emerged: Ice ages last ...