The Pima County Sheriff's Department and the FBI have fielded around 40,000 to 50,000 leads so far. Coverage on this live blog has ended. Follow live updates here. Ring camera founder speaks about ...

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• DNA analysis: DNA on gloves found 2 miles from Nancy Guthrie’s Arizona home does not have any matches in the national database known as CODIS, and doesn’t match DNA found at Guthrie’s home, either, ...

Doug Wintemute is a staff writer for Forbes Advisor. After completing his master’s in English at York University, he began his writing career in the higher education space. Over the past decade, Doug ...

DBA Corner focuses on issues of interest to data architects, database analysts and database administrators. Issues addressed by the column include data modeling and database design, database ...

This database originally covered cases from 1982 to 2012 and has since been updated and expanded numerous times. For analysis and context on this data—including how we built the database, and a change ...

This calculation can be used for hypothesis testing in statistics Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive ...