Putting a finger on a person's age

There are many ways to estimate a person's age -- gray hair, wrinkles, acne. Israeli inventor Shmuel Levin thinks he's found a better way, by measuring a person's middle finger. It may sound odd, but Levin's idea has caught the attention of RSA Security Inc. of Bedford, a leading maker of computer security products. RSA and Levin's company, I-Secure of ... (Full article: 624 words)

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