3D printing brings the stars to the blind

Discussions of big data often touch on the challenge of visualization. An even greater challenge, though, is rendering the data into something that is comprehensible to people who have to use senses other than sight.

3D printing brings the stars to the visually impaired by rendering Hubble's images into tactile form.
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Reaching for the Stars With 3D Printing

Keeping your identity

Clones, robots, alien shapeshifters, or disembodied consciousness take over people's identities in shows such as Star Trek and Doctor Who. They can then take over the lives of the people they've duplicated, particularly when they have access to their memories. How can anyone defend himself when he can't tell friend from foe?

In real life, most of us don't fear having someone else show up in person claiming to be us. But we are concerned about identity theft. Our digital world makes it all too easy for the bad guys to hack into personal information posted online, as well as financial information that we can think is secure. The cost of identity theft can be huge when hackers get access to our credit cards, debit cards, and bank accounts.

Read more in Your Personal Online Guardian

Cellphone tracking: a matter of protection or loss of privacy?

With the right equipment, anyone can trace where we are through our phones. Whether and how this technology is used has been a source of controversy for years.

One of the latest flare-ups is police use of Stingrays. In this context, it's not a type of fish but the brand name of an International Mobile Subscriber Identity tracking device.

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Cellphone Tracking: Protection vs. Privacy

Glassdoor

Glassdoor, once known primarily as a site for salary information and an insider's peek into corporate culture, has grown by building up its job search features, putting it squarely in competition with the better-known LinkedIn. That could be good news for job seekers and employees who want salary bumps or better benefits. Read more here:IIn Glassdoor vs. LinkedIn, Employees Win