Internet

Opportunistic networks for collaborative editing

Opportunistic networks are ad hoc networks that allow connectivity between users where conventional network infrastructure may not be present, allowing people to work together over the OppNet and share data. Writing in the ...

Security

Protecting US critical infrastructure from cyberattacks

Over the past year, there has been a sharp increase in cyberattacks using malware to target the systems of critical infrastructure such as utility companies, government agencies and organizations that provide services and ...

Electronics & Semiconductors

Chemists' dye method holds promise for long-term data storage

In the digital age, every byte of data needs to go somewhere—and preferably stay there a long time. That last part is a major problem when it comes to data-storage systems, which typically last less than 20 years. A group ...

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