Climate can change fast, even when the planet looks stable. Earth has flipped into new patterns within decades in the past.

Researchers find that shifts in Earth’s orbit can trigger abrupt climate changes, even in warm periods without ice sheets.

Simulations reveal that the annual temperature cycle in the Pacific cold-tongue region is influenced by the shape of Earth’s orbit, as well as by the planet’s axial tilt. Together, these influences ...

Has the moon seemed exceptionally noticeable this winter? There’s a reason: The full moon currently never sets for many Alaskans. During the winter of 2023-2024, we are passing through a period when ...

Earth wobbles on its axis like a spinning top, a motion called precession. This wobble takes about 26,000 years to complete one full circle. Different stars have served as the North Star throughout ...