Tattoos mark the spot—for surgery—then disappear

Tattoos aren't just for body art. They can have medical applications, too. Doctors are using them on patients to mark an area for future treatment—particularly for non-melanoma skin cancer such as basal cell carcinoma—but ...

Cave art trove found in Spain 1,000 feet underground

Spanish archaeologists say they have discovered an exceptional set of Paleolithic-era cave drawings that could rank among the best in a country that already boasts some of the world's most important cave art.

In the war against dust, a new tool inspired by geckos

Micrometric and sub-micrometric contaminant particles—what most of us call "dust"—can cause big problems for art conservators, the electronics industry, aerospace engineers, and others. These nanoparticles can prevent ...

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