Handheld spectral analyzer turns smartphone into diagnostic tool

Researchers at the University of Illinois at Urbana-Champaign have developed technology that enables a smartphone to perform lab-grade medical diagnostic tests that typically require large, expensive instruments. Costing ...

Japanese imperial army maps to go online

Old Asia-Pacific maps from Japanese Imperial Army archives are going online for modern use, such as studying changes in forest cover or the growth of cities, a Japanese researcher said Friday.

Family footwear find shows new side to Roman military

(Phys.org)—By looking at someone's shoes, you can tell a lot about the person wearing them. That old adage certainly rings true when looking at children's shoes from ancient Rome. Just ask Elizabeth Greene, a Classics professor, ...

How army ants' iconic mass raids evolved

Army ants form some of the largest insect societies on the planet. They are quite famous in popular culture, most notably from a terrifying scene in Indiana Jones. But they are also ecologically important. They live in very ...

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