Researchers find some sleep apps and trackers provide inaccurate data and can cause an increased fixation on sleep, which can worsen anxiety and insomnia


Sources: Facebook has signed up 12+ companies, including Visa, Mastercard, PayPal, and Uber, to back the cryptocurrency it plans to unveil next week

Sarah Perez / TechCrunch:
More: CNETTweets: @halfrebel and @skupor