A blood test picked up 17 types of cancer in a study of nearly 36,000 adults, many at an early stage. Here is what it can and cannot do yet.
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Latest Good News

A pair of adopted biological sisters who had never met or had contact with each other were both left gob smacked when they stepped onto the softball field and spotted a familiar face on the opposing team.
A 14-year-old in Georgia scored a perfect 1600 on the SAT after five months of prep, and he is now writing practice questions for other students.
Giant pandas Ping Ping and Fu Shuang have landed at Zoo Atlanta on the FedEx Panda Express, with a month of quarantine before their public debut.