Ice cores taken from glaciers reveal the air pollution of the past, using atmospheric particles incorporated in snow that fell on the glacier and became ice. Now, scientists have extracted a record of ...

Overlooking the mountainous border between Austria and Italy, Weißseespitze is an alpine glacier. It formed as layers of snowfall gradually compacted into dense glacial ice, trapping airborne ...

These Black activists fought for civil rights over decades. Here are their warnings, and advice, for American protesters ...

At the height of the last Ice Age, enormous ice sheets covered much of North America and northern Europe. Sea levels dropped dramatically, exposing vast stretches of land that are now submerged.