With more and more genetic tests available, the possibility of misdiagnosis and false positives is greater and the doctors and hospital officials who inform the new parents of any problems are not always knowledgeable about the newborn's particular condition, says an article in the Wall Street Journal.

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A phylogenetic analysis indicates two venomous Australian spiders are more closely related than thought, the International Business Times reports.

Technology Review reports that 2017 was the year of consumer genetic testing and that it could spur new analysis companies.

In Science this week: CRISPR-based approach for recording cellular events, and more.

A new company says it will analyze customers' genes to find them a suitable date, though Smithsonian magazine says the science behind it might be shaky.