The Square Cash app makes sending and receiving money free and easy, but make sure your e-mail account is truly secure before using it.
Telecom Square's Global Hotspot is a dependable and convenient way to access the Internet while traveling, but you'll need to be a heavy data user to make the service economical.
The Hom-Bot boasts some interesting bells and whistles, but after comparing its price and performance with the competition, it’s a tough purchase to justify.
Job No. 1 for the new CEO: Revamp the stagnating microblogging service to make it more inviting for regular folks.
Moments directs users to curated collections of tweets and discussions taking place across the social network. The feature could be the most important product update in Twitter's history.
Are you a bit of a shutterbug? Add that to the list of reasons to avoid the 16GB model of the latest iPhone.
Jack Dorsey is now CEO of both Twitter and Square. Running one big company is tough. Now he has two.
One of Twitter's co-founders has come back to help the troubled social-networking company. Seen as part artist, part visionary, the question facing Dorsey now is whether he can turn the company around.
Worlds collide! Marvel's effort to craft comic books from video games hits store shelves on Wednesday.
An analysis of the water on Mars may have to wait until NASA's human Mars mission in the 2030s.