Genetics

First US murder trial using DNA, family tree evidence

A truck driver implicated by his DNA and family tree in a double murder more than 30 years after the crime will face trial this week in the first case using a revolutionary investigative technique.

Medical economics

Benefits of informal health expertise

A helpful reminder – something as simple as "Are you taking your medications?" – could conceivably prolong a life.

Genetics

DNA testing helps with family histories

As she swabbed the inside of his cheek, Patt Heise assured her 84-year-old father that she wasn't crazy, just curious. She mailed off the saliva sample and waited for results. Her dad died a month later, too early to find ...

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