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At a contentious House committee hearing, Republicans aired long-held grievances over what they say is Silicon Valley's bias against conservatives.

Two tweets in 2018 led to a class-action lawsuit alleging Musk misled investors, pulling him into court for about a half hour to deliver sworn testimony in front of a nine-person jury.

In 2018, Musk tweeted he had secured enough funding to take Tesla private, but a deal never materialized. A trial over the risk he brought to shareholders could further tarnish the CEO's reputation.

The United Nations and the European Union are among the groups that condemned Musk's sudden decision to suspend several journalists from the social media platform.

Twitter on Wednesday suspended an account that used publicly available flight data to track Elon Musk's private jet, despite his pledge to keep it up because of his free speech principles.

Brian Feldman has long been fascinated by Twitter's efforts to contextualize trending topics with short descriptions. So he documented more than 450 from this year and put them in a public archive.

Public health experts and social media researchers are concerned that the change could have serious consequences if it discourages vaccination and other efforts to combat the still-spreading virus.

The embattled CEO tweeted Friday that the company will re-launch its paid verification program next week. He says accounts will be manually verified and color coded, but has yet to offer details.

Half of Twitter's top 100 advertisers appear to no longer be advertising on the website. A new report states that these 50 advertisers have spent almost $2 billion on Twitter ads since 2020.

As the social media platform struggles to find a way forward, NPR surveys key moments in its history.