The story of how the last Ice Age ended is being rewritten from the bottom up, as new records etched into the sea floor ...

The Earth of the last Ice Age (about 26,000 to 19,000 years ago) was very different from today's world. In the northern hemisphere, ice sheets up to 8 kilometers tall covered much of Europe, Asia and ...

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The tourists stopped to spread picnic blankets at a scenic point overlooking the picturesque lake of Lough Tay in Ireland’s Wicklow Mountains. But the four scientists trekked on, climbing toward the ...