Alexandre de Moraes’s efforts to fight extremism online have pitted him against Jair Bolsonaro, Elon Musk, and Donald Trump.

X and Facebook are governed by the policies of mercurial billionaires. Bluesky’s C.E.O., Jay Graber, says that she wants to ...

This month’s new smartphone gaming apps include a new game from Supercell, a prequel to The Electric State, and murder ...