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 ...

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. ...

Energy & Green Tech

Is bioenergy ever truly green? It depends on five key questions

Plans to revive an old coal-fired power station using bioenergy are being considered in the Hunter region of New South Wales. Similar plans for the station have previously not gone ahead. As we grapple with decarbonization, ...

page 1 from 3