Methane emissions spike: Is there one main culprit?

The level of methane in the atmosphere has risen dramatically in the last decade—and climate scientists are worried. Although there's still roughly 60 times less of it floating around than carbon dioxide, the gas heats ...

Synchronization of ice cores using volcanic ash layers

Thin, brownish layers of a thickness of about a millimeter or two are sometimes observed in the whitish/transparent ice cores. These brown layers consist of material originating from volcanic eruptions.

Nanocoating prevents greasy smears

Not only are greasy fingerprints on shiny stainless steel surfaces unattractive, they also attack the surface. A new nanocoating being developed by Fraunhofer researchers will in the future prevent the annoying smudges that ...

Fingerprint spectroscopy within a millisecond

To guarantee high quality pharmaceuticals, manufacturers need not only to control the purity and concentration of their own products, but also those of their suppliers. Researchers at the Fraunhofer Institute for Applied ...

Finding fake fingerprints

It was once the stuff of science fiction security, open your eye wide and look into the camera to gain entry to the spaceship flight deck or press a finger tip or palm of your against the pad to access the secret database ...

Ancestral Puebloan pottery-making wasn't 'women's work'

New research from Dr. John Kantner, a University of North Florida professor specializing in anthropological archaeology, suggests that pottery making wasn't a primarily female activity in ancient Puebloan society, as had ...

Biometric recognition technology in the workplace

In Back to the Future II (1989), fingerprints are used to lock and unlock doors. It's a benign technology, apart from the rise of "thumb bandits" who amputate thumbs. Gattaca (1997) envisages a bleaker future, where corporations ...

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Fingerprint (disambiguation)

A fingerprint is a mark made by the pattern of ridges on the pad of a human finger. The term has been extended by metaphor to anything that can uniquely distinguish a person or object from another, including:

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