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Real-Time Frustration Over Twitter's New Policy

This past week, the social media network Twitter announced it would begin removing messages from its service within specific countries if asked to do so by one of those countries. The move sparked complaints of censorship from some of its users. Host Rachel Martin has more.
NPR

Facebook Timeline Brings The Past Back To The Future

Facebook's Timeline — the long anticipated overhaul of the site — is rolling out across the world this week. Your old posts and photos could be about to make a comeback, so you need to spend some time cleaning house.
NPR

A Mobile Wallet: Cash, Credit, Or... Cell Phone?

Google already offers a way to pay for lunch or groceries using its "Google Wallet" on an Android phone--cell providers and banks aren't far behind with payment systems of their own. Analyst Gilles Ubaghs talks about how coupons and convenience might persuade customers to make the switch.
NPR

Ode To Ice

Discover the secret life of ice--what makes it cloudy or clear, why cracks form on ponds. Science Friday visited Queens ice sculptor Shintaro Okamoto in his studio and spoke with ice researcher Erland Schulson, of Dartmouth University, to find out why ice is an interesting subject for artists and scientists.
NPR

Magnetic Soap May Help Clean Up Spilled Oil

BP released millions of gallons of dispersants to break up oil from the Deepwater Horizon disaster. But what if dispersants could be sucked up again after doing their job? Chemist Julian Eastoe talks about an iron-containing soap he's created that can be recaptured using a magnet.
NPR

Can Science Be Done Without Secrecy?

In his book, Reinventing Discovery: The New Era of Networked Science, Physicist Michael Nielsen discusses why scientists jealously guard their data and are slow to adopt online tools for collaboration. Nielsen talks about why attempts to create science wikipedias have failed.
NPR

Stem Cell Eye Therapy Shows Promise

Reporting inThe Lancet, researchers write that a preliminary study shows embryonic stem cell therapy in two patients with macular degeneration was safe. Results suggest the patients' vision improved slightly. Dr. Robert Lanza, Chief Scientific Officer of Advanced Cell Technology and co-author of the study, discusses the trial.
NPR

Other File-Sharing Sites: 'We're Not Megaupload'

The now-shuttered website's uploader rewards program paid those who put up the most-downloaded content — what might be seen as incentivizing piracy. Now, sites like MediaFire and RapidShare are trying to distance themselves from Megaupload's legal issues and make clear they don't run a similar program.

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