Replication of enzyme-nucleotide chimeras

DNA polymerases are the "Xerox machines" that replicate our DNA. They must work with great precision to keep errors from creeping into our genes. In spite of this precision, they still accept building blocks that have been ...

Diagnosing 'sick' buildings to save energy

Are you feeling too cold right now? Too warm? Is your office's air a little stale today? On average, Americans spend 90 percent of the day indoors, in a controlled environment. Controlling that environment, at least in the ...

Detecting malicious files uploaded to cloud services

A powerful new computer security tool, called XDet, can detect malicious files being uploaded to a cloud computing service is reported this month in the International Journal of Space-Based and Situated Computing by researchers ...

Even the latest malware detection systems can be bypassed

Unwanted intruders are finding it more and more difficult to hack computer systems and networks thanks to today's advanced detection technologies. With the help of emulation-based technologies, many attacks can be detected ...

Using sound waves for bomb detection

(Phys.org) —A remote acoustic detection system designed to identify homemade bombs can determine the difference between those that contain low-yield and high-yield explosives.

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