In late February, Pima County Sheriff Chris Nanos said DNA found at Guthrie’s Tucson, Arizona, home was “mixed,” meaning samples have genetic material from more than one person. Subsequently, ...

Today co-anchor Savannah Guthrie‘s mom, Nancy Guthrie, is still missing more than two months after she was abducted from her Tucson, Ariz., home—and a DNA expert recently explained how new technology ...

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Ryan Kelly is in awe of what floats invisibly in the air. “It is completely mind-blowing,” says Kelly, who studies environmental DNA (eDNA) at the University of Washington in Seattle. “We are ...

The search for answers in Nancy Guthrie’s disappearance continues, but new technology could become key in finally solving the mystery. More than two months after she vanished from her Tucson, Arizona ...

Prospective parents can now pick embryos based on risk predictions for thousands of diseases and odds for specific traits.

An expert on genetic genealogy explained how new technology could help solve the disappearance of Nancy Guthrie. Pima County Sheriff Chris Nanos has said DNA collected from Guthrie’s home near Tucson, ...

The Department of Defense announced Friday an agreement with seven major technology companies to use their artificial ...

The Department of Defense said agreements with eight companies would help establish the 'United States military as an ...

Ukraine has demonstrated its ability to rapidly adapt to a changing battlefield. A top NATO commander said the Western military alliance needs to be able to do the same. Part of this means ...

Research on ancient DNA is surging, but how can scientists ensure that human remains of irreplaceable significance are preserved? This is the question investigated by an international research team ...