The long cylinders of ancient ice that they retrieve provide a dazzlingly detailed record of what was happening in the world over the past several ice ages ... The Ice Core Timeline requires ...

The last glacial maximum, which lasted from 26,500 to 19,000 years ago, was the most severe phase of the Late Pleistocene ice age. During this period, massive ice sheets and polar ice caps covered ...

Crucially, the reconstruction has a consistent timeline which enables ... end to the icehouse period. Scientists previously thought that the Late Paleozoic ice age gradually waned away, but ...

A pattern of encroaching and retreating ice sheets during and between ice ages has been shown to match certain orbital parameters of Earth around the sun, leading to researchers being able to ...