Space missions become more challenging

NASA says it is about to embark on a series of space flights as difficult as any in history in order to complete the International Space Station.

Scottish company launches phone-tracking system for businesses

A Scottish company launched a new system Sunday that will enable employers to track workers' movements through their mobile phones. The tech firm Trisent, based in Dunfermline near Edinburgh, has aimed the system at the business ...

Digital World Reveals Architecture of Evolution

The architecture that pervades biological networks gives them an evolutionary edge by allowing them to evolve to perform new functions more rapidly than an alternative network design, according to computer simulations conducted ...

Researchers Study Formation Of Chemical Precursors to Life

In just two years of work, an international research team has discovered eight new complex, biologically-significant molecules in interstellar space using the National Science Foundation's Robert C. Byrd Green Bank Telescope ...

Fast Protease Assay Using Nanoengineered Photonic Crystals

Proteases are a family of enzymes that play a central role in cellular metabolism and are key players in many diseases, including cancer. Conventional assays for protease activity are often slow – most take up to 24 hours ...

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