Social media users like to have friends and followers on various platforms. But how many accounts are real and how many are generated by computers? Two university students in California say they have a way of detecting if you're communicating with a human or a "bot". Michelle Quinn reports.
"A game-changer for weather forecasts." That's what the National Oceanic and Atmospheric Administration and NASA are calling the just-launched GOES-S satellite. It is the second in a pair of the most advanced weather satellites ever built. Faith Lapidus reports.