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The analysis of a single hair can reveal where a person is from and where they've been, which could allow government agencies to track the travels of international criminals and terror suspects, according to researchers.

Researchers measuring the longitudinal sulfur isotopic variations in a strand of human hair can detect slight changes in people's diets to show where and whether they've traveled, while shedding light on their lifestyle, according to a study published this month in the journal Analytical and Bioanalytical Chemistry.

The new method combines a laser ablation system and multicollector inductively-coupled plasma mass spectrometry (LA-MC-ICP-MS), … Read more

We're all for alternative energy and all that, but it's not too often that we see a green technology that we must have. And if you drive, we suspect that you may feel the same way about the "Sunsei SolarCharger."

Manufacturer ICP Solar says the solar panel will keep your car battery perennially charged with energy from the sun as long as you keep it on the dashboard or attached to the windshield. SCI FI Tech says its "trickle-down" power is meant more for maintenance than regular charging, ensuring that any 12-volt battery is … Read more