Got room for another useful utility app on your Android smartphone?  Cosmos is a new mobile app that combines three handy features for Android smartphones : A battery optimizer, a trash cleaner and a very informative security function specific to third-party application permissions. Cosmos officially launches on May 21 , but I’ve been using it for a few days and you can too.

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Cosmos: A useful free 3-in-1 software utility for Androids

AT&T’s new LTE network is blazing fast, with recent nationwide studies showing Ma Bell Mobile is beating out archrival Verizon when it comes to bandwidth punch. But independent network tester RootMetrics just released a new Chicago report finding that AT&T’s typical 17 Mbps-plus speeds are more than halved in the Windy City.

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AT&T’s Chicago problem: Why LTE slows down in the Windy City

Rock band Counting Crows released four tracks of its new album Underwater Sunshine on BitTorrent Monday , complete with artwork and 25 pages of liner notes. Counting Crows singer Adam Duritz told me during a phone conversation last week that he can’t think of a better way to get his music in front of people.

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Counting Crows: Don’t bribe radio, use BitTorrent

How many of us have gone through numerous batteries for our laptops, because over time aging batteries start to lose their ability to charge? Yep, me too. Well, Stanford’s materials scientist Yi Cui, who founded startup Amprius , is working on a lithium ion battery that could last for 6,000 charge and discharge cycles without degrading below 85 percent, according to some of Cui’s latest research (hat tip IEEE )

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Look to silicon nanotubes for really long lasting batteries

Microsoft has balanced social search integration without compromising core results far better than Google has demonstrated. Bing represents social done well, and it could lead to minor market share gains. Related research and analysis from GigaOM Pro: Subscriber content.

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PRO: Microsoft raises bar for social search

In the move from music ownership to music access, how might popularity  evolve? Anyone expecting to see a radical change in listening habits may be disappointed. The first ever weekly top 100  chart of streamed plays , released by the UK’s Official Charts Company on Monday, is broadly similar to the chart of downloads purchases and, therefore, the overall singles chart

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Streamed music chart has short long tail, more Rihanna than Rita

If there’s such a thing as a perfect sports season, we’re in the middle of it right now. From the NBA and NHL play-offs to baseball season and then the Olympics, it’s a great time for sports fans.

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Hitting a home run in the cloud

Amazon is updating its Cloudfront content delivery network (CDN) to handle dynamic, interactive web content. CDNs help web sites ensure that users get the web pages they want faster, typically by caching popular pages closer to likely users. Over the years, CDN providers like market leader Akamai have moved on from static pages — collections of text and photos — to streamed video

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Amazon updates CDN for dynamic content

Apple may not be buying a high-design German home entertainment device maker, but that doesn’t mean investors in the rumoured target company won’t make a killing – and it doesn’t mean they won’t still have a part to play in Apple’s iTV. This is a classic weekend story conundrum… In the early hours of Sunday morning, AppleInsider reported  an anonymous source as saying Apple has offered €87.3 million ($112 million) for Kronach-based Loewe , which makes sleek TV sets and speakers

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Apple TV rumor mill makes millions as iTV ‘confirmed’

The new iPad ditched its claims to be a 4G device in some countries this weekend, after Apple capitulated to pressure over the way it was being marketed outside North America.

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Apple drops iPad ’4G’ marketing — but not everywhere