Facebook and its photo sharing subsidiary, Instagram, will delete posts offering to buy or sell guns without background checks.
Yahoo will stop allowing users access to its various online services by signing-in with their Facebook or Google credentials.
Ellen Degeneres' viral selfie during this year's Oscars not only broke a Twitter record—it's led to a massive donation by Samsung.
Cadie Thompson is a tech reporter for the Enterprise Team for CNBC.com.
Working from Los Angeles, Boorstin is CNBC's media and entertainment reporter and editor of CNBC.com's Media Money section.
Jon Fortt is an on-air editor. He covers the companies, start-ups, and trends that are driving innovation in the industry.
Lipton is CNBC's technology correspondent, working from CNBC's Silicon Valley bureau.
Mark is CNBC's Silicon Valley/San Francisco Bureau Chief covering technology and digital media.