Internet

Facebook exempts political speech from fact-checking

Facebook will not fact-check the statements politicians post to the site, the social network announced Tuesday ahead of the US 2020 elections, even as it works to discredit false information meant to manipulate public opinion.

Computer Sciences

IBM says AI debate loss is still a win

IBM conceded Tuesday its artificial intelligence-powered Project Debater lost a competition to a human debate champion but said the experience was an important milestone in efforts to get computers to master human language.