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Five questions posed by Facebook’s two-year ban on Donald Trump

On Friday, Facebook announced that it would suspend former president Donald Trump from the social network for two years, until at least January 7, 2023, and said he would “only be reinstated if conditions permit.” The announcement comes in response to recommendations last month from Facebook’s recently created Oversight Board. Facebook had hoped that the board would decide how to handle...

China’s Tiananmen anniversary crackdowns reach far beyond the firewall

The 24-hour vigil started just after 8 a.m. US Eastern Time on June 3—more or less on schedule, and without any major disruptions. The event, hosted on Zoom and broadcast live on other platforms such as YouTube, was put together by Chinese activists to commemorate the Tiananmen Square Massacre, Beijing’s bloody clampdown on a student-led pro-democracy movement that took place on June 4,...

AI still sucks at moderating hate speech

For all of the recent advances in language AI technology, it still struggles with one of the most basic applications. In a new study, scientists tested four of the best AI systems for detecting hate speech and found that all of them struggled in different ways to distinguish toxic and innocuous sentences. The results are not surprising—creating AI that understands the nuances of natural...