Jack Dorsey speaks at a panel.

Twitter's Jack Dorsey Shakes Up Company's Top Ranks

Some of Twitter's top execs are packing up their desks and leaving the company.

 | Katie Link

Twitter's mobile app shown on an iPhone.

Who Asked Twitter For 9,860 More Characters?

Twitter might cap tweets at 10,000 characters instead of the traditional 140, according to Re/code.

 | Christian Bryant

An image of Abu Bakr al-Baghdadi and Iyad El-Baghdadi

What It's Like To Get Mistaken For The Leader Of ISIS

Twitter hasn't explained why it suspended the account of an anti-ISIS activist who happens to have a similar last name as the ISIS leader.

 | Elizabeth Hagedorn

A Photoshopped image of Jeb Bush picking his nose

Site That Monitors, Publishes Politicians' Deleted Tweets Is Back

Politwoops, the site that monitors and publishes politicians' deleted tweets, can again access Twitter's data.

 | Mikah Sargent

Twitter has been grappling with its harassment problem for a while now.

New Rules Update Won't Curb Twitter's Abusive Trolls Much

Twitter updated the site's rules Tuesday to better clarify what's considered hate speech, but there's still more work to be done.

 | Leah Becerra

The Twitter Heart May Be The First Of Many New Emojis

If you've been on the Internet lately, you know that Twitter recently swapped its star button for a heart. Well, more emojis could be coming soon.

 | Katie Link

How An Artist's 'Peace For Paris' Symbol Went International

A French graphic designer's quick drawing has become a worldwide symbol of solidarity following the attacks in Paris.

 | Leah Becerra

Twitter Swaps Stars For Hearts, And Users Aren't Loving Them

Twitter's switch from a favoriting star to a liking heart could have users rethinking their commitment.

 | Leah Becerra

Polls Will Make Twitter More Interesting: Yes Or No?

Twitter introduced Polls, a two-choice voting feature that's rolling out to users over the next few days.

 | Mikah Sargent

Twitter Is Already Changing Under Jack Dorsey

Jack Dorsey is back at the helm at Twitter, and he's already making changes, like staff cuts, to energize the company's lagging numbers.

 | Mikah Sargent and Evan Thomas

Twitter Is Already Changing Under Jack Dorsey

Jack Dorsey is already pushing Twitter to be more relevant, which might mean a slimming down of the staff is in order.

 | Evan Thomas

Will More People Use Twitter, Now That It Has Moments?

On Tuesday, Twitter revealed Twitter Moments, a feature aimed at helping users find the best, most up-to-date content on the platform.

 | Mikah Sargent

Twitter Names Co-Founder Jack Dorsey As New CEO

Jack Dorsey is a Twitter co-founder and has been working as the site's interim CEO since Dick Costolo stepped down in July.

 | Matt Moreno

It Sounds Like Jack Dorsey Will Be Running 2 Companies Soon

After serving as Twitter's interim CEO for three months, it looks like Jack Dorsey will finally get the top job.

 | Leah Becerra

The Upsides And Downsides Of A Wordier Twitter

Twitter is said to be considering a way to expand its messages beyond 140 characters. Which is more important: its growth or its niche?

 | Evan Thomas

Edward Snowden Joins Twitter, Is Heard Loud And Clear

Edward Snowden has joined Twitter and he's only following one account: @NSAGov.

 | Leah Becerra

Lawsuit Claims Twitter's Been Reading Your Direct Messages

Twitter could face a class-action lawsuit that would potentially pay out a lot of money to anyone who has used the site's Direct Messaging feature.

 | Leah Becerra

How Twitter Makes #History Come Alive

The Palace of Versailles live-tweeted Louis XIV's death as it happened 300 years ago. It shows how powerful Twitter can be when retelling history.

 | Ryan Biek

Twitter Unlocks DM Lengths To Woo Users And Businesses

Twitter direct messages can now be 10,000 characters long, a tweak that's likely welcomed by the site's users, especially those in the business world.

 | Evan Thomas

Twitter's Potential Board Shake-up Might Be A Good Thing

Twitter co-founder Dick Costolo's potential leave would be the highest-profile change in a board reorganization.

 | Evan Thomas

Twitter Stock Punished For CEO's Honesty

Twitter's stock plummeted after interim CEO Jack Dorsey was honest about the problems facing the company.

 | Ben Lawson

Twitter Can Thank Borrowed Ad Strategies For Q2 Gains

Twitter's second quarter earnings show all the social site's borrowed advertising tactics are paying off.

 | Leah Becerra

The Latest In Wall Street Buyout Hoaxes: Twitter

Twitter's stock soared when a fake Bloomberg article reported the company had received a buyout offer.

 | Leah Becerra

Twitterbots Are Social Media Masters Of Disguise

Twitterbots can be fun, they can be annoying and they can be used to make money — some of them can even pass as humans.

 | Leah Becerra

Jim Carrey Is Really Upset About California's Vaccine Law

After California Gov. Jerry Brown signed a mandatory vaccination bill into law Tuesday, actor Jim Carrey had a few words for him on Twitter.

 | Lexie Hammesfahr

Twitter's Search For Revenue Leads It To Product Pages

It's no secret that Twitter has some revenue problems, and the company's latest initiative involves dipping into e-commerce to find a solution.

 | Ben Lawson

Twitter, YouTube Aim To Make Breaking News Easier To Digest

Twitter and Google are both trying to make social media an even better place for breaking news.

 | Ben Lawson

Twitter CEO Dick Costolo Is Out, Says Jack Dorsey Is In

Twitter's stock jumped in afterhours trading following the announcement Dick Costolo would be stepping down as CEO.

 | Christian Bryant

Twitter Takes Steps To Combat Abuse With Block Lists

Twitter on Wednesday announced a new feature that will allow users to import and export lists of blocked accounts, helping curb abuse on the service.

 | Mikah Sargent