Roman artifacts found in Swedish graves

Shards of Roman ceramics found in ancient graves in western Sweden suggest there was more contact between the Romans and Swedes than thought.

Government awards hydrogen engine contract

The U.S. Department of Energy has awarded a contract to Michigan's Energy Conversion Devices Inc. to develop small hydrogen internal combustion engines.

EU set for purchase of more carbon units

The European Union plans to set aside $2.94 billion in the next year to buy carbon dioxide credits under the Kyoto protocol's Clean Development Mechanism.

Novel audio telescope heeds call of the wild... birds

Researchers at the National Institute of Standards and Technology (NIST), Intelligent Automation, Inc. (Rockville, Md.) and the University of Missouri-Columbia have modified a NIST-designed microphone array to make an "audio ...

Making robotic movement of goods more 'pallet-able'

Robots running amok and destroying property may be a staple in science fiction films, but they aren't welcome in factories, warehouses and other places where automatic guided vehicle (AGV) forklifts are used. Under a cooperative ...

'Tornadoes' are transferred from light to sodium atoms

For the first time, tornado-like rotational motions have been transferred from light to atoms in a controlled way at the National Institute of Standards and Technology. The new quantum physics technique can be used to manipulate ...

Forensic statisticians hunting for hidden messages

Two Iowa State mathematicians have developed software that will detect secret files in seemingly innocent digital images. Jennifer Davidson and Cliff Bergman, both professors in the math department, are fine-tuning the artificial ...

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