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For many years, the history of how the First Americans...

A long coastal record from the northwestern Mediterranean reports a...

The forests of Panama come alive after sunset. Somewhere above...

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Each morning begins with the same sound - birds singing...

A new study tracked 1,591 youth in Quebec from early...

In 2014, something strange happened to the fish off the...

Male astronauts most often showed eye changes after long missions,...

Nitrous oxide packs about 273 times the heat- trapping power...

For billions of years, bacteria and viruses have engaged in...