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 ...

Polaris's proximity to the North Celestial Pole varies due to Earth's precessional wobble, a cyclical shift of its rotational axis. This precession, caused by gravitational forces from the Sun and ...

Deposits in a Chinese cave tell the story of the region's climate stretching back more than 200,000 years, well past the last interglacial warm period — an invaluable resource for understanding the ...

Paleoclimate records for the last 400,000 years in the study region of Hajar mountains, Oman. This includes alluvial records of wetter (blue) and drier (orange) conditions from both the sample sites ...