SciFriday: Facebook Builds the Beast System

Facebook’s proposed cryptocurrency, Libra, raises the disturbing prospect of people with views they deem unacceptable—conservative, Christian, or (horrors!) conservative Christian—not just deplatformed, but unable to buy and sell if the day comes that Libra becomes a global currency.

Also: Elon Musk confuses Moon for Mars; Ebola death count over 1,500 in Congo; and the mysterious Blackbird of Chernobyl.