Internet

How does Twitter shape the conversation around COVID-19?

Researchers at the George Washington University are part of a multi-institutional initiative to create an open database tracking online attitudes toward COVID-19, an essential tool for researchers and public health professionals ...

Security

Costa Rica declares emergency in ongoing cyber attack

After a month of crippling ransomware attacks, Costa Rica has declared a state of emergency. In theory, the measure usually reserved to deal with natural disasters or the COVID-19 pandemic would free up the government to ...

Machine learning & AI

Computers could revise past conclusions with AI

To better automate reasoning, machines should ideally be able to systematically revise the view they have obtained about the world. Timotheus Kampik's dissertation work presents mathematical reasoning approaches that strike ...

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