Related topics: solar cells · transistors · graphene · nanowires · electrons

Shrinking a medical lab to fit on a fingertip

Identifying a patient's viral infection or diagnosing a blood disorder usually requires a lab and skilled technicians. But researchers at Princeton University have developed a new technology that goes a long way toward replacing ...

Facebook beefs up political ad rules ahead of EU election

Facebook said Friday it is further tightening requirements for European Union political advertising, in its latest efforts to prevent foreign interference and increase transparency ahead of the bloc's parliamentary elections.

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