A device to track digestive health
Startup uses a database to offer ‘smart gifting’ advice
Study says police use of facial recognition software needs oversight
Wikipedia is a model of decent online discourse
What the military can expect during Donald Trump’s presidency
Wearable device offers a counterintuitive treatment for insomnia
Study shows police complaints drop sharply in presence of body cameras
Soldiers in California struggle to pay back bonuses after fraud discovered
Expert says perjury is a powerful tool for investigators when national secrets are on the line
