Decades-old air samples once collected for military surveillance have turned out to be an accidental time capsule of climate ...

Old military air samples turned out to be a treasure trove of biological DNA, allowing scientists to track moss spores over ...

Soil scientist Andrew Margenot holds a jar of soil gathered from Menard County, Illinois in 1948. The University of Illinois professor said he rediscovered the "church of soil" when searching an old ...

Scientists were able to recover DNA more than a million years old from the teeth of Siberian mammoths. A genetic analysis gives clues to the subsequent rise of mammoths in North America. You would ...

Archaeologists have made an incredible discovery on a river bank in Zambia, a discovery that may change how ancient human history is viewed forever. A new study published in the scientific journal ...

Test tubes containing blood samples. New research using decades old astronaut blood samples reveals potential biomarkers for space flight health risks. A new study using blood samples taken from ...

NASA scientists have started to study 50-year-old samples of the moon's surface that were collected during the agency's final crewed moon landing mission, Apollo 17. In March of this year, scientists ...

The 4.5 billion-year-old asteroid samples were contained in a capsule that remained intact when it touched down, keeping it free of contamination. NASA's first asteroid samples fetched from deep space ...

The three teenagers—two boys and a girl—could not have known what clues their lungs would one day yield. All they could have known, or felt, before they died in Germany in 1918 was their flu-ravaged ...