You will now find @mentions, retweets, searches, and lists just above your timeline – creating a single, streamlined view on the left of the screen. On the right, you can see the features you’re familiar with, including whom you recently followed and who recently followed you, favorites, and Trending Topics.
View photos, videos, and other media content
Now, it’s easy to see embedded photos and videos directly on Twitter, thanks to partnerships with Dailybooth, DeviantArt, Etsy, Flickr, Justin.TV, Kickstarter, Kiva, Photozou, Plixi, Twitgoo, TwitPic, Twitvid, USTREAM, Vimeo, Yfrog, and YouTube.
Discover related content
When you click a Tweet, the details pane shows additional information related to the author or subject. Depending on the Tweet’s content, you may see: @replies, other Tweets by that same user, a map of where a geotagged Tweet was sent from, and more.