Rapid temperature flips from hot to cold extremes have increased across the world, according to a new study published in ...

These points of no return are specific moments when the planet has warmed so much that certain effects become irreversible.

Humankind faces unprecedented changes in climate patterns, sea-level, ocean acidity, ecosystems, and more. Learn more about the science behind these issues in the following FAQs.

The algae that grows on patches of ice in Antarctica alters the albedo — or the ice's reflectivity — enough to make the ...