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.

Can a network like Hive Social or Mastodon foster the communities and conversations that thrived on the bird app's good days? It's too soon to know for sure, but many hope the answer is yes.

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

"I don't bet against this guy," said one investor in Elon Musk's Tesla and Twitter. Others worry that the chaos at Twitter will continue dragging down Tesla values.

Twitter has become the first mainstream social media platform to reinstate the former president, who was banned from many sites after his supporters breached the U.S. Capitol on Jan. 6, 2021.

Twitter employees who've quit say risks are growing of service outages, glitches and even hacks on the influential social network.

Firing an employee by social media, giving others an ultimatum, and battling possible bankruptcy: the latest actions by Musk are hurting business, a labor lawyer and tech PR specialist tell NPR.

The billionaire gave employees of his newly-purchased company until Thursday evening to commit to "being extremely hardcore" and staying or take a severance package.

More than three years after his tweet, the U.S. government has formally declassified the image from one of its most powerful spy satellites.

Twitter CEO Elon Musk tells workers they must decide to stay with the company and be prepared to work long, intense hours, or leave with three month's severance pay.

Amazon began layoffs, reportedly affecting as many as 10,000 employees. That follows job cuts at Meta, Twitter, and Stripe, with CEOs citing economic uncertainty and a slowdown in online ad buying.

Twitter regularly loses money. But Elon Musk took on billions in debt to buy the company at a time when online advertising is slumping. Could bankruptcy be next?