Foursquare has launched a new service called Explore. Explore recommends new places to you based on the history of places you check into and the history of “people like you.” Explore started off as a small project from one engineer and the Foursquare blog explains how it all got started. They took the project and built it into a separate web application for engineers to work on. The app required to pull in thousands of check-ins at a time and map the relations. [Foursquare Blog]

Samsung has announced the Galaxy Tab 8.9 and the Galaxy Tab 10.1. Both have TouchWiz UX (TouchWiz 4.0). The pricing details for the 8.9 and 10.1 is as follows:

The Wall Street Journal is going to start selling single digital issues of their newspaper on the iPad for $1.99. You can buy the single issues through the free iPad application. Dow Jones head of digital content Alisa Bowen said that these changes have nothing to do with the pay wall by The New York Times.

Daily deals website Groupon.com is looking to hire some additional talent in Silicon Valley. They have an office at 409 Sherman Avenue in Palo Alto, California and they plan to hire over 100 developers and other technology jobs there. They are specifically looking for those who have talent in data, analytics, networking, math, and RoR.

According to supplier data collected by DigiTimes, shipments of the Motorola Mobility Holdings Inc (NYSE:MMI) Xoom tablet will hit roughly 3-5 million in 2011. In the first quarter of 2011, Motorola will have shipped roughly 700,000-800,000 tablets.

As of right now, there are 39 markets that have 4G LTE speeds Verizon Wireless. Verizon plans to roll out 4G LTE into 145 additional markets this year. Below is the full list:

Three years ago Netflix, Inc. (NASDAQ:NFLX) had detected a database error that caused their DVD shipping system to fail due to a hardware error. This is why they are switching to Web Services hosted by Amazon.com, Inc. (NASDAQ:AMZN).

Apple Inc. (NASDAQ:AAPL) has hit MiKandi with a cease-and-desist for trademark infringement. MiKandi calls themselves the “world’s first app store for adults.” Apple is telling MiKandi to stop using that phrase. MiKandi co-founder Jesse Adams said that they are not going to remove the phrase until they find out what the verdict is on Microsoft’s challenge of the Apple trademark registration. “It’s not worth it for us to fight Apple’s legal team over this by ourselves,” said Adams. “Maybe we can file an amicus brief to Microsoft’s case.” [GeekWire]