For decades, scientists have relied on tree rings to estimate how long trees can live. But new research suggests that this widely used method may have been underestimating the lifespan of many ...

A Purdue University digital forestry team has created a computational tool to obtain and analyze urban tree inventories on ...

Investigators in the Nancy Guthrie case have turned to genetic genealogy as they try to make the most of potential DNA ...

The tropical forests of the Amazon and Andes are some of the most biodiverse places on the planet, but across both regions, changes in climate and landscape conditions are driving a shift in the ...

At least 111 substances of unknown safety have been added to foods, drinks and supplements sold in the United States without ...

Investigators have turned to genetic genealogy in a bid to track down a suspect in the disappearance of 84-year-old Nancy ...

A key negative feedback in models of anthropogenic climate change is that more carbon dioxide in the atmosphere means ...

Authorities trying to solve the disappearance of Nancy Guthrie say they might tap DNA genealogy databases, the same step that police took to unravel a decades-old series of murders in California and ...

BlueFly units and personnel were deployed to Arizona on February 3 to aid in the search for Guthrie after the Pima County Sheriff’s Department asked the company for support, the statement from Parsons ...

Australians looking to learn more about their heritage through commercial ancestry websites could be helping police solve ...

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