Electronics & Semiconductors

Harvesting vibrational energy from 'colored noise'

The energy demands of today's ubiquitous small electronic devices—including sensors, data transmitters, medical implants and 'wearable' consumer products such as Fitbits—can no longer be met by chemical batteries alone. ...

Hi Tech & Innovation

Protecting art and passwords with biochemistry

Security experts fear Q-Day, the day when quantum computers become so powerful that they can crack today's passwords. Some experts estimate that this day will come within the next ten years. Password checks are based on cryptographic ...

Business

Italy fines Amazon over 'recurring' purchase option

Italy's competition authority said Wednesday it had fined two Amazon companies 10 million euros ($10.6 million) for unfair commercial practices that push customers into agreeing to "recurring" rather than "one-time" purchases ...

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